* xbuild/Microsoft.Common.targets (PostBuildEvent): If
[mono.git] / configure.in
1 AC_INIT(README)
2 AC_CANONICAL_SYSTEM
3
4 # Gross hack to enable 'make dist' on automake 1.9+tar 1.14.
5 # The extra brackets are to foil regex-based scans.
6 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
7
8 AM_CONFIG_HEADER(config.h)
9 AM_INIT_AUTOMAKE(mono,2.7)
10 AM_MAINTAINER_MODE
11
12 API_VER=1.0
13 AC_SUBST(API_VER)
14
15 AC_PROG_LN_S
16
17 # In case of cygwin, override LN_S, irrespective of what it determines.
18 # The build uses cygwin, but the actual runtime doesn't.
19 case $host_os in
20 *cygwin* ) LN_S='cp -p';;
21 esac
22
23
24 dnl
25 dnl libgc checks
26 dnl
27
28 gc_headers=no
29 gc=included
30 use_included_gc=no
31 libgc_configure_args=
32
33 if test -d $srcdir/libgc ; then
34   gc_default=included
35 else
36   gc_default=boehm
37 fi
38
39 # These variables are the CPPFLAGS/CFLAGS passed to libgc's configure
40 # libgc should inherit the original CFLAGS/CPPFLAGS passed to configure, i.e. -O0
41 CPPFLAGS_FOR_LIBGC=$CPPFLAGS
42 CFLAGS_FOR_LIBGC=$CFLAGS
43 CPPFLAGS_FOR_EGLIB=$CPPFLAGS
44 CFLAGS_FOR_EGLIB=$CFLAGS
45
46 #
47 # These are the flags that need to be stored in the mono.pc file for 
48 # compiling code that will embed Mono
49 #
50 libmono_cflags=""
51 libmono_ldflags=""
52 AC_SUBST(libmono_cflags)
53 AC_SUBST(libmono_ldflags)
54
55 # Variable to have relocatable .pc files (lib, or lib64)
56 reloc_libdir=`basename ${libdir}`
57 AC_SUBST(reloc_libdir)
58
59 dnl if linker handles the version script
60 no_version_script=no
61
62 # Set to yes if Unix sockets cannot be created in an anonymous namespace
63 need_link_unlink=no
64
65 # Thread configuration inspired by sleepycat's db
66 AC_MSG_CHECKING([host platform characteristics])
67 libgc_threads=no
68 has_dtrace=no
69 parallel_mark=yes
70
71 case "$host" in
72         powerpc*-*-linux*)
73                 # https://bugzilla.novell.com/show_bug.cgi?id=504411
74                 disable_munmap=yes
75         ;;
76 esac
77
78 host_win32=no
79 target_win32=no
80 case "$host" in
81         *-*-mingw*|*-*-cygwin*)
82                 AC_DEFINE(HOST_WIN32,1,[Host Platform is Win32])
83                 AC_DEFINE(DISABLE_PORTABILITY,1,[Disable the io-portability layer])
84                 AC_DEFINE(PLATFORM_NO_SYMLINKS,1,[This platform does not support symlinks])
85                 host_win32=yes
86                 if test "x$cross_compiling" = "xno"; then
87                         target_win32=yes
88                         AC_DEFINE(TARGET_WIN32,1,[Target OS is Win32])
89                         CC="gcc -mno-cygwin -g"
90                         CXX="g++ -mno-cygwin -g"
91                         # So libgc configure gets -mno-cygwin
92                         export CC
93                         export CXX
94                 fi
95                 HOST_CC="gcc"
96                 # Windows 2000 is required that includes Internet Explorer 5.01
97                 CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_WIN32_IE=0x0501 -D_UNICODE -DUNICODE -DWIN32_THREADS -DFD_SETSIZE=1024"
98                 LDFLAGS="$LDFLAGS -lmswsock"
99                 libmono_cflags="-mno-cygwin -mms-bitfields -mwindows"
100                 libmono_ldflags="-mno-cygwin -mms-bitfields -mwindows"
101                 libdl=
102                 libgc_threads=win32
103                 gc_default=included
104                 with_sigaltstack=no
105                 LN_S=cp
106                 # This forces libgc to use the DllMain based thread registration code on win32
107                 libgc_configure_args="$libgc_configure_args --enable-win32-dllmain=yes"
108                 ;;
109         *-*-*netbsd*)
110                 host_win32=no
111                 CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
112                 libmono_cflags="-D_REENTRANT"
113                 LDFLAGS="$LDFLAGS -pthread"
114                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
115                 libmono_ldflags="-pthread"
116                 need_link_unlink=yes
117                 libdl="-ldl"
118                 libgc_threads=pthreads
119                 with_sigaltstack=no
120                 use_sigposix=yes
121                 ;;
122         *-*-*freebsd*)
123                 host_win32=no
124                 if test "x$PTHREAD_CFLAGS" = "x"; then
125                         CPPFLAGS="$CPPFLAGS -DGC_FREEBSD_THREADS"
126                         libmono_cflags=
127                 else
128                         CPPFLAGS="$CPPFLAGS $PTHREAD_CFLAGS -DGC_FREEBSD_THREADS"
129                         libmono_cflags="$PTHREAD_CFLAGS"
130                 fi
131                 if test "x$PTHREAD_LIBS" = "x"; then
132                         LDFLAGS="$LDFLAGS -pthread"
133                         libmono_ldflags="-pthread"
134                 else
135                         LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
136                         libmono_ldflags="$PTHREAD_LIBS"
137                 fi
138                 CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
139                 need_link_unlink=yes
140                 AC_DEFINE(PTHREAD_POINTER_ID, 1, [pthread is a pointer])
141                 libdl=
142                 libgc_threads=pthreads
143                 # This doesn't seem to work as of 7.0 on amd64
144                 with_sigaltstack=no
145 # TLS is only partially implemented on -CURRENT (compiler support
146 # but NOT library support)
147 #
148                 with_tls=pthread
149                 use_sigposix=yes
150                 ;;
151         *-*-*openbsd*)
152                 host_win32=no
153                 CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE -DGC_FREEBSD_THREADS -DPLATFORM_BSD"
154                 libmono_cflags="-D_THREAD_SAFE"
155                 LDFLAGS="$LDFLAGS -pthread"
156                 libmono_ldflags="-pthread"
157                 need_link_unlink=yes
158                 AC_DEFINE(PTHREAD_POINTER_ID)
159                 libdl=
160                 libgc_threads=pthreads
161                 use_sigposix=yes
162                 ;;
163         *-*-linux*)
164                 host_win32=no
165                 CPPFLAGS="$CPPFLAGS -DGC_LINUX_THREADS -D_GNU_SOURCE -D_REENTRANT -DUSE_MMAP"
166                 if test "x$disable_munmap" != "xyes"; then
167                         CPPFLAGS="$CPPFLAGS -DUSE_MUNMAP"
168                 fi
169                 libmono_cflags="-D_REENTRANT"
170                 libmono_ldflags="-lpthread"
171                 libdl="-ldl"
172                 libgc_threads=pthreads
173                 AOT_SUPPORTED="yes"
174                 use_sigposix=yes
175                 ;;
176         *-*-hpux*)
177                 host_win32=no
178                 CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
179                 # +ESdbgasm only valid on bundled cc on RISC
180                 # silently ignored for ia64
181                 if test $GCC != "yes"; then
182                         CFLAGS="$CFLAGS +ESdbgasm"
183                         # Arrange for run-time dereferencing of null
184                         # pointers to produce a SIGSEGV signal.
185                         LDFLAGS="$LDFLAGS -z"
186                 fi
187                 CFLAGS="$CFLAGS +ESdbgasm"
188                 LDFLAGS="$LDFLAGS -z"
189                 libmono_cflags="-D_REENTRANT"
190                 libmono_ldflags="-lpthread"
191                 libgc_threads=pthreads
192                 need_link_unlink=yes
193                 use_sigposix=yes
194                 ;;
195         *-*-solaris*)
196                 host_win32=no
197                 CPPFLAGS="$CPPFLAGS -DGC_SOLARIS_THREADS -DGC_SOLARIS_PTHREADS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_MMAP -DUSE_MUNMAP -DPLATFORM_SOLARIS"
198                 need_link_unlink=yes
199                 libmono_cflags="-D_REENTRANT"
200                 libgc_threads=pthreads
201                 # This doesn't seem to work on solaris/x86, but the configure test runs
202                 with_tls=pthread
203                 has_dtrace=yes
204                 use_sigposix=yes
205                 ;;
206         *-*-darwin*)
207                 parallel_mark="Disabled_Currently_Hangs_On_MacOSX"
208                 host_win32=no
209                 platform_darwin=yes
210                 CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
211                 CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess -DGetCurrentThread=MonoGetCurrentThread -DCreateEvent=MonoCreateEvent"
212                 libmono_cflags="-D_THREAD_SAFE"
213                 LDFLAGS="$LDFLAGS -pthread"
214                 libmono_ldflags="-pthread"
215                 need_link_unlink=yes
216                 AC_DEFINE(PTHREAD_POINTER_ID)
217                 AC_DEFINE(USE_MACH_SEMA, 1, [...])
218                 no_version_script=yes
219                 libdl=
220                 libgc_threads=pthreads
221                 has_dtrace=yes
222                 if test "x$cross_compiling" = "xyes"; then
223                         has_broken_apple_cpp=yes
224                 fi
225                 dnl Snow Leopard is horribly broken -- it reports itself as i386-apple-darwin10.0.0, but
226                 dnl its gcc defaults to 64-bit mode.  They have also deprecated the usage of ucontext
227                 dnl we need to set some flags to build our 32-bit binaries on 10.6 properly
228                 case "$host" in
229                         i*86-*-darwin10*)
230                                 BROKEN_DARWIN_FLAGS="-arch i386 -D_XOPEN_SOURCE -mmacosx-version-min=10.5"
231                                 CPPFLAGS="$CPPFLAGS $BROKEN_DARWIN_FLAGS"
232                                 CFLAGS="$CFLAGS $BROKEN_DARWIN_FLAGS"
233                                 CXXFLAGS="$CXXFLAGS $BROKEN_DARWIN_FLAGS"
234                                 CCASFLAGS="$CCASFLAGS $BROKEN_DARWIN_FLAGS"
235                                 CPPFLAGS_FOR_LIBGC="$CPPFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
236                                 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC $BROKEN_DARWIN_FLAGS"
237                                 CPPFLAGS_FOR_EGLIB="$CPPFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
238                                 CFLAGS_FOR_EGLIB="$CFLAGS_FOR_EGLIB $BROKEN_DARWIN_FLAGS"
239                                 ;;
240                 esac
241                 ;;
242         *)
243                 AC_MSG_WARN([*** Please add $host to configure.in checks!])
244                 host_win32=no
245                 libdl="-ldl"
246                 ;;
247 esac
248 AC_MSG_RESULT(ok)
249
250 if test x$need_link_unlink = xyes; then
251    AC_DEFINE(NEED_LINK_UNLINK, 1, [Define if Unix sockets cannot be created in an anonymous namespace])
252 fi
253
254 AM_CONDITIONAL(HOST_WIN32, test x$host_win32 = xyes)
255 AM_CONDITIONAL(TARGET_WIN32, test x$target_win32 = xyes)
256 AM_CONDITIONAL(PLATFORM_LINUX, echo x$target_os | grep -q linux)
257 AM_CONDITIONAL(PLATFORM_DARWIN, test x$platform_darwin = xyes)
258 AM_CONDITIONAL(PLATFORM_SIGPOSIX, test x$use_sigposix = xyes)
259
260 AC_CHECK_TOOL(CC, gcc, gcc)
261 AC_PROG_CC
262 AC_PROG_CXX
263 AM_PROG_AS
264 AM_PROG_CC_STDC
265 AC_PROG_INSTALL
266 AC_PROG_AWK
267 dnl We should use AM_PROG_AS, but it's not available on automake/aclocal 1.4
268 : ${CCAS='$(CC)'}
269 # Set ASFLAGS if not already set.
270 : ${CCASFLAGS='$(CFLAGS)'}
271 AC_SUBST(CCAS)
272 AC_SUBST(CCASFLAGS)
273
274 AC_CHECK_PROG(BISON, bison,yes,no)
275 if test "x$BISON" = "xno";
276 then
277         AC_MSG_ERROR([You need to install bison])
278 fi
279
280 dnl may require a specific autoconf version
281 dnl AC_PROG_CC_FOR_BUILD
282 dnl CC_FOR_BUILD not automatically detected
283 CC_FOR_BUILD=$CC
284 CFLAGS_FOR_BUILD=$CFLAGS
285 BUILD_EXEEXT=
286 if test "x$cross_compiling" = "xyes"; then
287         CC_FOR_BUILD=cc
288         CFLAGS_FOR_BUILD=
289         BUILD_EXEEXT=""
290 fi
291 AC_SUBST(CC_FOR_BUILD)
292 AC_SUBST(CFLAGS_FOR_BUILD)
293 AC_SUBST(HOST_CC)
294 AC_SUBST(BUILD_EXEEXT)
295
296 AM_CONDITIONAL(CROSS_COMPILING, [test x$cross_compiling = xyes])
297 AM_CONDITIONAL(USE_BATCH_FILES, [test x$host_win32 = xyes -a x$cross_compiling = xyes])
298
299 # Set STDC_HEADERS
300 AC_HEADER_STDC
301 AC_LIBTOOL_WIN32_DLL
302 # This causes monodis to not link correctly
303 #AC_DISABLE_FAST_INSTALL
304 AM_PROG_LIBTOOL
305 # Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
306 DOLT
307
308 export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
309 AC_SUBST(export_ldflags)
310
311 # Test whenever ld supports -version-script
312 AC_PROG_LD
313 AC_PROG_LD_GNU
314 if test "x$lt_cv_prog_gnu_ld" = "xno"; then
315    no_version_script=yes
316 fi
317
318 AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
319
320 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h sys/utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h sys/mkdev.h sys/uio.h)
321 AC_CHECK_HEADERS(sys/user.h sys/socket.h sys/ipc.h sys/sem.h sys/utsname.h alloca.h ucontext.h pwd.h sys/select.h netinet/tcp.h netinet/in.h unistd.h sys/types.h link.h)
322
323
324 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
325 if test x$have_zlib = xyes; then
326    AC_TRY_COMPILE([#include <zlib.h>], [
327    void main () {
328    #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
329    }
330    #else
331    #error No good zlib found
332    #endif
333    ],[
334         AC_MSG_RESULT(Using system zlib)
335         zlib_msg="system zlib"
336    ],[
337         AC_MSG_RESULT(Using embedded zlib)
338         have_zlib=no
339         zlib_msg="bundled zlib"
340    ])
341 fi
342
343 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
344 AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
345
346 # for mono/metadata/debug-symfile.c
347 AC_CHECK_HEADERS(elf.h)
348
349 # for support
350 AC_CHECK_HEADERS(poll.h)
351 AC_CHECK_HEADERS(sys/poll.h)
352 AC_CHECK_HEADERS(sys/wait.h)
353 AC_CHECK_HEADERS(grp.h)
354 AC_CHECK_HEADERS(syslog.h)
355
356 # for mono/dis
357 AC_CHECK_HEADERS(wchar.h)
358 AC_CHECK_HEADERS(ieeefp.h)
359 AC_MSG_CHECKING(for isinf)
360 AC_TRY_LINK([#include <math.h>], [
361         int f = isinf (1);
362 ], [
363         AC_MSG_RESULT(yes)
364         AC_DEFINE(HAVE_ISINF, 1, [isinf available])
365 ], [
366         # We'll have to use signals
367         AC_MSG_RESULT(no)
368 ])
369
370
371 # not 64 bit clean in cross-compile
372 AC_CHECK_SIZEOF(void *, 4)
373
374 WARN=''
375 if test x"$GCC" = xyes; then
376         WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes  -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings'
377                 # The runtime code does not respect ANSI C strict aliasing rules
378                 CFLAGS="$CFLAGS -fno-strict-aliasing"
379
380                 ORIG_CFLAGS=$CFLAGS
381                 CFLAGS="$CFLAGS -Wdeclaration-after-statement"
382                 AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
383                 AC_TRY_COMPILE([], [
384                                                    void main () { }
385                 ], [
386                    AC_MSG_RESULT(yes)
387                 ], [
388                    AC_MSG_RESULT(no)
389                    CFLAGS=$ORIG_CFLAGS
390                 ])
391 else
392         # The Sun Forte compiler complains about inline functions that access static variables
393         # so disable all inlining.
394         case "$host" in
395         *-*-solaris*)
396                 CFLAGS="$CFLAGS -Dinline="
397                 ;;
398         esac
399 fi
400 CFLAGS="$CFLAGS -g $WARN"
401 CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -g"
402
403 # Where's the 'mcs' source tree?
404 if test -d $srcdir/mcs; then
405   mcsdir=mcs
406 else
407   mcsdir=../mcs
408 fi
409
410 #
411 # A sanity check to catch cases where the package was unpacked
412 # with an ancient tar program (Solaris)
413 #
414 AC_ARG_ENABLE(solaris-tar-check,
415 [  --disable-solaris-tar-check    disable solaris tar check],
416    do_solaris_tar_check=no, do_solaris_tar_check=yes)
417
418 if test x"$do_solaris_tar_check" = xyes; then
419         AC_MSG_CHECKING(integrity of package)
420         if test -f $srcdir/$mcsdir/class/System.Runtime.Serialization.Formatters.Soap/System.Runtime.Serialization.Formatters.Soap/SoapTypeMapper.cs
421         then
422                 AC_MSG_RESULT(ok)
423         else
424                 errorm="Your mono distribution is incomplete;  if unpacking from a tar file, make sure you use GNU tar;  see http://www.mono-project.com/IncompletePackage for more details"
425                 AC_MSG_ERROR([$errorm])
426         fi
427 fi
428
429 mcs_topdir='$(top_srcdir)/'$mcsdir
430 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
431
432 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
433 AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
434
435 AC_SUBST([mcs_topdir])
436 AC_SUBST([mcs_topdir_from_srcdir])
437
438 # Where's the 'olive' source tree?
439 if test -d $srcdir/olive; then
440   olivedir=olive
441 else
442   olivedir=../olive
443 fi
444
445 if test -d $srcdir/$olivedir; then
446 olive_topdir='$(top_srcdir)/'$olivedir
447 fi
448
449 # gettext: prepare the translation directories. 
450 # we do not configure the full gettext, as we consume it dynamically from C#
451 AM_PO_SUBDIRS
452
453 if test "x$USE_NLS" = "xyes"; then
454    AC_CHECK_PROG(HAVE_MSGFMT, msgfmt,yes,no)
455
456    if test "x$HAVE_MSGFMT" = "xno"; then
457           AC_MSG_ERROR([msgfmt not found. You need to install the 'gettext' package, or pass --enable-nls=no to configure.])
458    fi
459 fi
460
461 AC_ARG_WITH([libgdiplus], 
462         [  --with-libgdiplus=installed|sibling|<path>   Override the libgdiplus used for System.Drawing tests (defaults to installed)], 
463         [], [with_libgdiplus=installed])
464
465 case $with_libgdiplus in
466 no|installed) libgdiplus_loc= ;;
467 yes|sibling) libgdiplus_loc=`cd ../libgdiplus && pwd`/src/libgdiplus.la ;;
468 /*) libgdiplus_loc=$with_libgdiplus ;;
469 *) libgdiplus_loc=`pwd`/$with_libgdiplus ;;
470 esac
471 AC_SUBST([libgdiplus_loc])
472
473 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
474 if test "x$PKG_CONFIG" = "xno"; then
475         AC_MSG_ERROR([You need to install pkg-config])
476 fi
477
478 pkg_config_path=
479 AC_ARG_WITH(crosspkgdir, [  --with-crosspkgdir=/path/to/pkg-config/dir      Change pkg-config dir to custom dir],
480         if test x$with_crosspkgdir = "x"; then
481                 if test -s $PKG_CONFIG_PATH; then
482                         pkg_config_path=$PKG_CONFIG_PATH
483                 fi
484         else
485                 pkg_config_path=$with_crosspkgdir
486                 PKG_CONFIG_PATH=$pkg_config_path
487                 export PKG_CONFIG_PATH
488         fi
489 )
490
491 AC_ARG_WITH([glib],
492         [  --with-glib=embedded|system    Choose glib API: system or embedded (default to system)],
493         [], [with_glib=system])
494
495 eglib_dir=
496
497 case $with_glib in
498 embedded) 
499   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src -I$(top_builddir)/eglib/src'
500   GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
501   BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
502   BUILD_GLIB_LIBS="$GLIB_LIBS"
503   GMODULE_CFLAGS="$GLIB_CFLAGS"
504   GMODULE_LIBS="$GLIB_LIBS"
505   eglib_dir=eglib
506   ac_configure_args="$ac_configure_args \"CPPFLAGS_FOR_EGLIB=$EGLIB_CPPFLAGS\" \"CFLAGS_FOR_EGLIB=$CFLAGS_FOR_EGLIB\""
507   AC_CONFIG_SUBDIRS(eglib)
508   ;;
509 system)
510   if test "x$cross_compiling" = "xyes"; then
511     pkg_config_path="$PKG_CONFIG_PATH"
512     unset PKG_CONFIG_PATH
513   fi
514   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
515   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
516   if test "x$cross_compiling" = "xyes"; then
517     PKG_CONFIG_PATH=$pkg_config_path
518     export PKG_CONFIG_PATH
519   fi
520   
521   ## Versions of dependencies
522   GLIB_REQUIRED_VERSION=2.4.0
523
524   dnl
525   dnl No, you will not replace this check with a pkg.m4 check
526   dnl
527   if $PKG_CONFIG --atleast-version=$GLIB_REQUIRED_VERSION glib-2.0; then
528       GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
529       GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
530       GMODULE_CFLAGS=`$PKG_CONFIG --cflags gmodule-2.0`
531       GMODULE_LIBS=`$PKG_CONFIG --libs gmodule-2.0`
532   else
533         AC_MSG_ERROR([You need at least glib-2.0 $GLIB_REQUIRED_VERSION])
534   fi
535   ;;
536 *)
537   AC_MSG_ERROR([Invalid argument to --with-glib.])
538 esac
539 AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
540   
541 AC_SUBST(GLIB_CFLAGS)
542 AC_SUBST(GLIB_LIBS)
543 AC_SUBST(GMODULE_CFLAGS)
544 AC_SUBST(GMODULE_LIBS)
545 AC_SUBST(BUILD_GLIB_CFLAGS)
546 AC_SUBST(BUILD_GLIB_LIBS)
547 AC_SUBST(eglib_dir)
548
549 if test x$cross_compiling$host_win32 = xnoyes; then
550    AC_MSG_CHECKING(for cygwin glib2-dev package)
551    if [ cygcheck --f /usr/lib/libglib-2.0.dll.a | grep -q glib2-devel ]; then
552       AC_MSG_RESULT(found)
553           AC_MSG_ERROR([Mono cannot be built with the cygwin glib2-devel package installed, because that package doesn't work with -mno-cygwin. Please uninstall it then re-run configure.])
554    else
555       AC_MSG_RESULT(not found, ok)
556    fi
557
558    AC_MSG_CHECKING(for broken gwin32.h)
559    glib_include=`$PKG_CONFIG --cflags-only-I glib-2.0 | sed -e 's/ -I.*//g' | sed -e 's/-I//g'`
560    if test -f $glib_include/glib/gwin32.h; then
561           if [ grep ftruncate $glib_include/glib/gwin32.h | grep -q define ]; then
562                  AC_MSG_RESULT(failed)
563                  hashmark='#'
564                  AC_MSG_ERROR([Your version of gwin32.h is broken and will cause compilation errors when building mono. Please fix it by deleting the line: '$hashmark   define ftruncate...' from '$glib_include/glib/gwin32.h' then re-run configure.])
565           fi
566    fi
567    AC_MSG_RESULT(ok)
568 fi
569
570 AC_ARG_WITH(gc, [  --with-gc=boehm,included,none  Defaults to included],[gc=$with_gc],[gc=$gc_default])
571
572 # Enable support for fast thread-local storage
573 # Some systems have broken support, so we allow to disable it.
574 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread    select Thread Local Storage implementation (defaults to __thread)],[],[with_tls=__thread])
575
576 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
577 # This does not work on some platforms (bug #55253)
578 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack (defaults to yes)],[],[with_sigaltstack=yes])
579
580 AC_ARG_WITH(static_mono, [  --with-static_mono=yes,no      link mono statically to libmono (faster) (defaults to yes)],[],[with_static_mono=yes])
581
582 if test "x$enable_static" = "xno"; then
583    with_static_mono=no
584 fi
585
586 if test "x$host_win32" = "xyes"; then
587    # Boehm GC requires the runtime to be in its own dll
588    with_static_mono=no
589 fi
590
591 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
592 AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
593
594 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no          Enable Xen-specific behaviour (defaults to yes)],[],[with_xen_opt=yes])
595 if test "x$with_xen_opt" = "xyes"; then
596         AC_DEFINE(MONO_XEN_OPT, 1, [Xen-specific behaviour])
597         ORIG_CFLAGS=$CFLAGS
598         CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
599         AC_MSG_CHECKING(for -mno-tls-direct-seg-refs option to gcc)
600         AC_TRY_COMPILE([], [
601                                            void main () { }
602         ], [
603            AC_MSG_RESULT(yes)
604            # Pass it to libgc as well
605            CFLAGS_FOR_LIBGC="$CFLAGS_FOR_LIBGC -mno-tls-direct-seg-refs"
606         ], [
607            AC_MSG_RESULT(no)
608            CFLAGS=$ORIG_CFLAGS
609         ])
610 fi
611
612 AC_ARG_ENABLE(quiet-build, [  --enable-quiet-build  Enable quiet runtime build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
613
614 DISABLED_FEATURES=none
615
616 AC_ARG_ENABLE(minimal, [  --enable-minimal=LIST      drop support for LIST subsystems.
617      LIST is a comma-separated list from: aot, profiler, decimal, pinvoke, debug,
618      reflection_emit, reflection_emit_save, large_code, logging, com, ssa, generics, attach, jit, simd,soft_debug.],
619 [
620         for feature in `echo "$enable_minimal" | sed -e "s/,/ /g"`; do
621                 eval "mono_feature_disable_$feature='yes'"
622         done
623         DISABLED_FEATURES=$enable_minimal
624         disabled="Disabled:    $enable_minimal"
625 ],[])
626
627 AC_DEFINE_UNQUOTED(DISABLED_FEATURES, "$DISABLED_FEATURES", [String of disabled features])
628
629 if test "x$mono_feature_disable_aot" = "xyes"; then
630         AC_DEFINE(DISABLE_AOT_COMPILER, 1, [Disable AOT Compiler])
631         AC_MSG_NOTICE([Disabled AOT compiler])
632 fi
633
634 if test "x$mono_feature_disable_profiler" = "xyes"; then
635         AC_DEFINE(DISABLE_PROFILER, 1, [Disable default profiler support])
636         AC_MSG_NOTICE([Disabled support for the profiler])
637 fi
638 AM_CONDITIONAL(DISABLE_PROFILER, test x$mono_feature_disable_profiler = xyes)
639
640 if test "x$mono_feature_disable_decimal" = "xyes"; then
641         AC_DEFINE(DISABLE_DECIMAL, 1, [Disable System.Decimal support])
642         AC_MSG_NOTICE([Disabled support for decimal])
643 fi
644
645 if test "x$mono_feature_disable_pinvoke" = "xyes"; then
646         AC_DEFINE(DISABLE_PINVOKE, 1, [Disable P/Invoke support])
647         AC_MSG_NOTICE([Disabled support for P/Invoke])
648 fi
649
650 if test "x$mono_feature_disable_debug" = "xyes"; then
651         AC_DEFINE(DISABLE_DEBUG, 1, [Disable runtime debugging support])
652         AC_MSG_NOTICE([Disabled support for runtime debugging])
653 fi
654
655 if test "x$mono_feature_disable_reflection_emit" = "xyes"; then
656         AC_DEFINE(DISABLE_REFLECTION_EMIT, 1, [Disable reflection emit support])
657         mono_feature_disable_reflection_emit_save=yes
658         AC_MSG_NOTICE([Disabled support for Reflection.Emit])
659 fi
660
661 if test "x$mono_feature_disable_reflection_emit_save" = "xyes"; then
662         AC_DEFINE(DISABLE_REFLECTION_EMIT_SAVE, 1, [Disable assembly saving support in reflection emit])
663         AC_MSG_NOTICE([Disabled support for Reflection.Emit.Save])
664 fi
665
666 if test "x$mono_feature_disable_large_code" = "xyes"; then
667         AC_DEFINE(DISABLE_LARGE_CODE, 1, [Disable support for huge assemblies])
668         AC_MSG_NOTICE([Disabled support for large assemblies])
669 fi
670
671 if test "x$mono_feature_disable_logging" = "xyes"; then
672         AC_DEFINE(DISABLE_LOGGING, 1, [Disable support debug logging])
673         AC_MSG_NOTICE([Disabled support for logging])
674 fi
675
676 if test "x$mono_feature_disable_com" = "xyes"; then
677         AC_DEFINE(DISABLE_COM, 1, [Disable COM support])
678         AC_MSG_NOTICE([Disabled COM support])
679 fi
680
681 if test "x$mono_feature_disable_ssa" = "xyes"; then
682         AC_DEFINE(DISABLE_SSA, 1, [Disable advanced SSA JIT optimizations])
683         AC_MSG_NOTICE([Disabled SSA JIT optimizations])
684 fi
685
686 if test "x$mono_feature_disable_generics" = "xyes"; then
687         AC_DEFINE(DISABLE_GENERICS, 1, [Disable generics support])
688         AC_MSG_NOTICE([Disabled Generics Support])
689 fi
690
691 if test "x$mono_feature_disable_shadowcopy" = "xyes"; then
692         AC_DEFINE(DISABLE_SHADOW_COPY, 1, [Disable Shadow Copy for AppDomains])
693         AC_MSG_NOTICE([Disabled Shadow copy for AppDomains])
694 fi
695
696 if test "x$mono_feature_disable_portability" = "xyes"; then
697         AC_DEFINE(DISABLE_PORTABILITY, 1, [Disables the IO portability layer])
698         AC_MSG_NOTICE([Disabled IO Portability layer])
699 fi
700
701 if test "x$mono_feature_disable_attach" = "xyes"; then
702         AC_DEFINE(DISABLE_ATTACH, 1, [Disable agent attach support])
703         AC_MSG_NOTICE([Disabled agent attach])
704 fi
705
706 if test "x$mono_feature_disable_full_messages" = "xyes"; then
707         AC_DEFINE(DISABLE_FULL_MESSAGES, 1, [Disables building in the full table of WAPI messages])
708         AC_MSG_NOTICE([Disabled full messages for Win32 errors, only core message strings shipped])
709 fi
710
711 if test "x$mono_feature_disable_verifier" = "xyes"; then
712         AC_DEFINE(DISABLE_VERIFIER, 1, [Disables the verifier])
713         AC_MSG_NOTICE([Disabled the metadata and IL verifiers])
714 fi
715
716 if test "x$mono_feature_disable_jit" = "xyes"; then
717         AC_DEFINE(DISABLE_JIT, 1, [Disable the JIT, only full-aot mode will be supported by the runtime.])
718         AC_MSG_NOTICE([Disabled the JIT engine, only full AOT will be supported])
719 fi
720
721 AM_CONDITIONAL(DISABLE_JIT, test x$mono_feature_disable_jit = xyes)
722
723 if test "x$mono_feature_disable_simd" = "xyes"; then
724         AC_DEFINE(DISABLE_SIMD, 1, [Disable SIMD intrinsics related optimizations.])
725         AC_MSG_NOTICE([Disabled SIMD support])
726 fi
727
728 if test "x$mono_feature_disable_soft_debug" = "xyes"; then
729         AC_DEFINE(DISABLE_SOFT_DEBUG, 1, [Disable Soft Debugger Agent.])
730         AC_MSG_NOTICE([Disabled Soft Debugger.])
731 fi
732
733 AC_MSG_CHECKING(for visibility __attribute__)
734 AC_TRY_COMPILE([], [
735    void __attribute__ ((visibility ("hidden"))) doit (void) {}
736    void main () { doit (); }
737 ], [
738    have_visibility_hidden=yes
739    AC_MSG_RESULT(yes)
740 ], [
741    have_visibility_hidden=no
742    AC_MSG_RESULT(no)
743 ])
744
745 AC_MSG_CHECKING(for deprecated __attribute__)
746 AC_TRY_COMPILE([
747      int doit (void) __attribute__ ((deprecated));
748      int doit (void) { return 0; }
749 ], [
750         return 0;
751 ], [
752    have_deprecated=yes
753    AC_MSG_RESULT(yes)
754 ], [
755    have_deprecated=no
756    AC_MSG_RESULT(no)
757 ])
758
759 AC_ARG_ENABLE(parallel-mark, [  --enable-parallel-mark     Enables GC Parallel Marking], enable_parallel_mark=$enableval, enable_parallel_mark=$parallel_mark)
760 if test x$enable_parallel_mark = xyes; then
761         libgc_configure_args="$libgc_configure_args --enable-parallel-mark"
762 fi
763
764 LIBGC_CFLAGS=
765 LIBGC_LIBS=
766 LIBGC_STATIC_LIBS=
767 libgc_dir=
768 case "x$gc" in
769         xboehm|xbohem|xyes)
770                 AC_CHECK_HEADERS(gc.h gc/gc.h, gc_headers=yes)
771                 AC_CHECK_LIB(gc, GC_malloc, found_boehm="yes",,$libdl)
772
773                 if test "x$found_boehm" != "xyes"; then
774                         AC_MSG_ERROR("GC requested but libgc not found! Install libgc or run configure with --with-gc=none.")
775                 fi
776                 if test "x$gc_headers" != "xyes"; then
777                         AC_MSG_ERROR("GC requested but header files not found! You may need to install them by hand.")
778                 fi
779
780                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
781                 AC_SUBST(HAVE_BOEHM_GC)
782                 LIBGC_LIBS="-lgc $libdl"
783                 LIBGC_STATIC_LIBS="$LIBGC_LIBS"
784
785                 # AC_CHECK_FUNCS does not work for some reason...
786                 AC_CHECK_LIB(gc, GC_gcj_malloc, found_gcj_malloc="yes",,$libdl)
787                 if test "x$found_gcj_malloc" = "xyes"; then
788                         AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
789                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (with typed GC)", [GC description])
790                 else
791                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "System Boehm (no typed GC)", [GC description])
792                 fi
793                 AC_CHECK_LIB(gc, GC_enable, found_gc_enable="yes",,$libdl)
794                 if test "x$found_gc_enable" = "xyes"; then
795                         AC_DEFINE(HAVE_GC_ENABLE, 1, [Have 'GC_enable'])
796                 fi
797                 ;;
798
799         xincluded)
800                 found_boehm=yes
801                 gc_headers=yes
802                 use_included_gc=yes
803                 libgc_dir=libgc
804
805                 LIBGC_CFLAGS='-I$(top_srcdir)/libgc/include'
806                 LIBGC_LIBS='$(top_builddir)/libgc/libmonogc.la'
807                 LIBGC_STATIC_LIBS='$(top_builddir)/libgc/libmonogc-static.la'
808
809                 AC_DEFINE(HAVE_BOEHM_GC, 1, [Have Boehm GC])
810                 AC_SUBST(HAVE_BOEHM_GC)
811
812                 AC_DEFINE(HAVE_GC_H, 1, [Have gc.h])
813                 AC_DEFINE(USE_INCLUDED_LIBGC, 1, [Use included libgc])
814
815                 # The included libgc contains GCJ support
816                 AC_DEFINE(HAVE_GC_GCJ_MALLOC, 1, [Have GC_gcj_malloc])
817                 AC_DEFINE(HAVE_GC_ENABLE, 1, [Have GC_enable])
818                 if test x$enable_parallel_mark = xyes; then
819                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC and Parallel Mark)", [GC description])
820                 else
821                         AC_DEFINE_UNQUOTED(USED_GC_NAME, "Included Boehm (with typed GC)", [GC description])
822                 fi
823                 ;;
824
825         xsgen)
826                 found_boehm=no
827                 gc_headers=no
828                 use_included_gc=no
829                 AC_DEFINE(HAVE_SGEN_GC,1,[Using the simple generational GC.])
830                 AC_DEFINE(HAVE_MOVING_COLLECTOR,1,[The GC can move objects.])
831                 AC_DEFINE(HAVE_WRITE_BARRIERS,1,[The GC needs write barriers.])
832                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "Simple generational", [GC description])
833                 ;;
834
835         xnone)
836                 AC_MSG_WARN("Compiling mono without GC.")
837                 AC_DEFINE_UNQUOTED(USED_GC_NAME, "none", [GC description])
838                 AC_DEFINE(HAVE_NULL_GC,1,[No GC support.])
839                 ;;
840         *)
841                 AC_MSG_ERROR([Invalid argument to --with-gc.])
842                 ;;
843 esac
844
845 AC_ARG_WITH(large-heap, [  --with-large-heap=yes,no       Enable support for GC heaps larger than 3GB (defaults to no)], [large_heap=$withval], [large_heap=no])
846 if test "x$large_heap" = "xyes"; then
847    echo "FOO"
848    CPPFLAGS="$CPPFLAGS -DLARGE_CONFIG"
849 fi
850
851 AM_CONDITIONAL(INCLUDED_LIBGC, test x$use_included_gc = xyes)
852 AC_SUBST(LIBGC_CFLAGS)
853 AC_SUBST(LIBGC_LIBS)
854 AC_SUBST(LIBGC_STATIC_LIBS)
855 AC_SUBST(libgc_dir)
856
857 dnl
858 dnl End of libgc checks
859 dnl
860
861 dnl *************************************
862 dnl *** Checks for zero length arrays ***
863 dnl *************************************
864 AC_MSG_CHECKING(whether $CC supports zero length arrays)
865 AC_TRY_COMPILE([
866         struct s {
867                 int  length;
868                 char data [0];
869         };
870 ], [], [
871         AC_MSG_RESULT(yes)
872         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 0, [Length of zero length arrays])
873 ], [
874         AC_MSG_RESULT(no)
875         AC_DEFINE_UNQUOTED(MONO_ZERO_LEN_ARRAY, 1, [Length of zero length arrays])
876 ])
877
878 if test x$target_win32 = xno; then
879
880         dnl hires monotonic clock support
881         AC_SEARCH_LIBS(clock_gettime, rt)
882
883         dnl dynamic loader support
884         AC_CHECK_FUNC(dlopen, DL_LIB="",
885                 AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
886         )
887         if test x$dl_support = xno; then
888                 AC_MSG_WARN([No dynamic loading support available])
889         else
890                 LIBS="$LIBS $DL_LIB"
891                 AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
892                 dnl from glib's configure.in
893                 AC_CACHE_CHECK([for preceeding underscore in symbols],
894                         mono_cv_uscore,[
895                         AC_TRY_RUN([#include <dlfcn.h>
896                         int mono_underscore_test (void) { return 42; }
897                         int main() {
898                           void *f1 = (void*)0, *f2 = (void*)0, *handle;
899                           handle = dlopen ((void*)0, 0);
900                           if (handle) {
901                             f1 = dlsym (handle, "mono_underscore_test");
902                             f2 = dlsym (handle, "_mono_underscore_test");
903                           } return (!f2 || f1);
904                         }],
905                                 [mono_cv_uscore=yes],
906                                 [mono_cv_uscore=no],
907                         [])
908                 ])
909                 if test "x$mono_cv_uscore" = "xyes"; then
910                         MONO_DL_NEED_USCORE=1
911                 else
912                         MONO_DL_NEED_USCORE=0
913                 fi
914                 AC_SUBST(MONO_DL_NEED_USCORE)
915                 AC_CHECK_FUNC(dlerror)
916         fi
917
918         dnl ******************************************************************
919         dnl *** Checks for the IKVM JNI interface library                  ***
920         dnl ******************************************************************
921         AC_ARG_WITH(ikvm-native, [  --with-ikvm-native=yes,no      build the IKVM JNI interface library (defaults to yes)],[with_ikvm_native=$withval],[with_ikvm_native=yes])
922
923         ikvm_native_dir=
924         if test x$with_ikvm_native = xyes; then
925                 ikvm_native_dir=ikvm-native
926                 jdk_headers_found="IKVM Native"
927         fi
928
929         AC_SUBST(ikvm_native_dir)
930
931         AC_CHECK_HEADERS(execinfo.h)
932
933         AC_CHECK_FUNCS(getgrgid_r)
934         AC_CHECK_FUNCS(getgrnam_r)
935         AC_CHECK_FUNCS(getpwnam_r)
936         AC_CHECK_FUNCS(getpwuid_r)
937         AC_CHECK_FUNCS(getresuid)
938         AC_CHECK_FUNCS(setresuid)
939         AC_CHECK_FUNCS(kqueue)
940         AC_CHECK_FUNCS(backtrace_symbols)
941         AC_CHECK_FUNCS(mkstemp)
942         AC_CHECK_FUNCS(mmap)
943         AC_CHECK_FUNCS(madvise)
944         AC_CHECK_FUNCS(getrusage)
945         AC_CHECK_FUNCS(getpriority)
946         AC_CHECK_FUNCS(setpriority)
947         AC_CHECK_FUNCS(dl_iterate_phdr)
948
949         AC_CHECK_FUNCS(sched_setaffinity)
950
951         dnl ******************************************************************
952         dnl *** Check for large file support                               ***
953         dnl *** (If we were using autoconf 2.50 we'd use AC_SYS_LARGEFILE) ***
954         dnl ******************************************************************
955         
956         # Check that off_t can represent 2**63 - 1 correctly, working around
957         # potential compiler bugs.  Defines LARGE_FILE_SUPPORT, adds $1 to
958         # CPPFLAGS and sets $large_offt to yes if the test succeeds
959         large_offt=no
960         AC_DEFUN([LARGE_FILES], [
961                 large_CPPFLAGS=$CPPFLAGS
962                 CPPFLAGS="$CPPFLAGS $1"
963                 AC_TRY_RUN([
964                         #include <sys/types.h>
965
966                         #define BIG_OFF_T (((off_t)1<<62)-1+((off_t)1<<62))
967
968                         int main(void) {
969                                 int big_off_t=((BIG_OFF_T%2147483629==721) &&
970                                                (BIG_OFF_T%2147483647==1));
971                                 if(big_off_t) {
972                                         exit(0);
973                                 } else {
974                                         exit(1);
975                                 }
976                         }
977                 ], [
978                         AC_MSG_RESULT(ok)
979                         AC_DEFINE(HAVE_LARGE_FILE_SUPPORT, 1, [Have large file support])
980                         large_CPPFLAGS="$large_CPPFLAGS $1"
981                         large_offt=yes
982                 ], [
983                         AC_MSG_RESULT(no)
984                 ], "")
985                 CPPFLAGS=$large_CPPFLAGS
986         ])
987
988         AC_MSG_CHECKING(if off_t is 64 bits wide)
989         LARGE_FILES("")
990         if test $large_offt = no; then
991                 AC_MSG_CHECKING(if _FILE_OFFSET_BITS=64 gives 64 bit off_t)
992                 LARGE_FILES("-D_FILE_OFFSET_BITS=64")
993         fi
994         if test $large_offt = no; then
995                 AC_MSG_WARN([No 64 bit file size support available])
996         fi
997         
998         dnl *****************************
999         dnl *** Checks for libsocket  ***
1000         dnl *****************************
1001         AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
1002
1003         dnl *******************************
1004         dnl *** Checks for MSG_NOSIGNAL ***
1005         dnl *******************************
1006         AC_MSG_CHECKING(for MSG_NOSIGNAL)
1007         AC_TRY_COMPILE([#include <sys/socket.h>], [
1008                 int f = MSG_NOSIGNAL;
1009         ], [
1010                 # Yes, we have it...
1011                 AC_MSG_RESULT(yes)
1012                 AC_DEFINE(HAVE_MSG_NOSIGNAL, 1, [Have MSG_NOSIGNAL])
1013         ], [
1014                 # We'll have to use signals
1015                 AC_MSG_RESULT(no)
1016         ])
1017
1018         dnl *****************************
1019         dnl *** Checks for SOL_IP     ***
1020         dnl *****************************
1021         AC_MSG_CHECKING(for SOL_IP)
1022         AC_TRY_COMPILE([#include <netdb.h>], [
1023                 int level = SOL_IP;
1024         ], [
1025                 # Yes, we have it...
1026                 AC_MSG_RESULT(yes)
1027                 AC_DEFINE(HAVE_SOL_IP, 1, [Have SOL_IP])
1028         ], [
1029                 # We'll have to use getprotobyname
1030                 AC_MSG_RESULT(no)
1031         ])
1032
1033         dnl *****************************
1034         dnl *** Checks for SOL_IPV6     ***
1035         dnl *****************************
1036         AC_MSG_CHECKING(for SOL_IPV6)
1037         AC_TRY_COMPILE([#include <netdb.h>], [
1038                 int level = SOL_IPV6;
1039         ], [
1040                 # Yes, we have it...
1041                 AC_MSG_RESULT(yes)
1042                 AC_DEFINE(HAVE_SOL_IPV6, 1, [Have SOL_IPV6])
1043         ], [
1044                 # We'll have to use getprotobyname
1045                 AC_MSG_RESULT(no)
1046         ])
1047
1048         dnl *****************************
1049         dnl *** Checks for SOL_TCP    ***
1050         dnl *****************************
1051         AC_MSG_CHECKING(for SOL_TCP)
1052         AC_TRY_COMPILE([#include <netdb.h>], [
1053                 int level = SOL_TCP;
1054         ], [
1055                 # Yes, we have it...
1056                 AC_MSG_RESULT(yes)
1057                 AC_DEFINE(HAVE_SOL_TCP, 1, [Have SOL_TCP])
1058         ], [
1059                 # We'll have to use getprotobyname
1060                 AC_MSG_RESULT(no)
1061         ])
1062
1063         dnl *****************************
1064         dnl *** Checks for IP_PKTINFO ***
1065         dnl *****************************
1066         AC_MSG_CHECKING(for IP_PKTINFO)
1067         AC_TRY_COMPILE([#include <netdb.h>], [
1068                 int level = IP_PKTINFO;
1069         ], [
1070                 # Yes, we have it...
1071                 AC_MSG_RESULT(yes)
1072                 AC_DEFINE(HAVE_IP_PKTINFO, 1, [Have IP_PKTINFO])
1073         ], [
1074                 AC_MSG_RESULT(no)
1075         ])
1076
1077         dnl *****************************
1078         dnl *** Checks for IPV6_PKTINFO ***
1079         dnl *****************************
1080         AC_MSG_CHECKING(for IPV6_PKTINFO)
1081         AC_TRY_COMPILE([#include <netdb.h>], [
1082                 int level = IPV6_PKTINFO;
1083         ], [
1084                 # Yes, we have it...
1085                 AC_MSG_RESULT(yes)
1086                 AC_DEFINE(HAVE_IPV6_PKTINFO, 1, [Have IPV6_PKTINFO])
1087         ], [
1088                 AC_MSG_RESULT(no)
1089         ])
1090
1091         dnl **********************************
1092         dnl *** Checks for IP_DONTFRAGMENT ***
1093         dnl **********************************
1094         AC_MSG_CHECKING(for IP_DONTFRAGMENT)
1095         AC_TRY_COMPILE([#include <netdb.h>], [
1096                 int level = IP_DONTFRAGMENT;
1097         ], [
1098                 # Yes, we have it...
1099                 AC_MSG_RESULT(yes)
1100                 AC_DEFINE(HAVE_IP_DONTFRAGMENT, 1, [Have IP_DONTFRAGMENT])
1101         ], [
1102                 AC_MSG_RESULT(no)
1103         ])
1104
1105         dnl **********************************
1106         dnl *** Checks for IP_MTU_DISCOVER ***
1107         dnl **********************************
1108         AC_MSG_CHECKING(for IP_MTU_DISCOVER)
1109         AC_TRY_COMPILE([#include <netdb.h>], [
1110                 int level = IP_MTU_DISCOVER;
1111         ], [
1112                 # Yes, we have it...
1113                 AC_MSG_RESULT(yes)
1114                 AC_DEFINE(HAVE_IP_MTU_DISCOVER, 1, [Have IP_MTU_DISCOVER])
1115         ], [
1116                 AC_MSG_RESULT(no)
1117         ])
1118
1119         dnl *********************************
1120         dnl *** Check for struct ip_mreqn ***
1121         dnl *********************************
1122         AC_MSG_CHECKING(for struct ip_mreqn)
1123         AC_TRY_COMPILE([#include <netinet/in.h>], [
1124                 struct ip_mreqn mreq;
1125                 mreq.imr_address.s_addr = 0;
1126         ], [
1127                 # Yes, we have it...
1128                 AC_MSG_RESULT(yes)
1129                 AC_DEFINE(HAVE_STRUCT_IP_MREQN, 1, [Have struct ip_mreqn])
1130         ], [
1131                 # We'll just have to try and use struct ip_mreq
1132                 AC_MSG_RESULT(no)
1133                 AC_MSG_CHECKING(for struct ip_mreq)
1134                 AC_TRY_COMPILE([#include <netinet/in.h>], [
1135                         struct ip_mreq mreq;
1136                         mreq.imr_interface.s_addr = 0;
1137                 ], [
1138                         # Yes, we have it...
1139                         AC_MSG_RESULT(yes)
1140                         AC_DEFINE(HAVE_STRUCT_IP_MREQ, 1, [Have struct ip_mreq])
1141                 ], [
1142                         # No multicast support
1143                         AC_MSG_RESULT(no)
1144                 ])
1145         ])
1146         
1147         dnl **********************************
1148         dnl *** Check for gethostbyname2_r ***
1149         dnl **********************************
1150         AC_MSG_CHECKING(for gethostbyname2_r)
1151                 AC_TRY_LINK([#include <netdb.h>], [
1152                 gethostbyname2_r(NULL,0,NULL,NULL,0,NULL,NULL);
1153         ], [
1154                 # Yes, we have it...
1155                 AC_MSG_RESULT(yes)
1156                 AC_DEFINE(HAVE_GETHOSTBYNAME2_R, 1, [Have gethostbyname2_r])
1157         ], [
1158                 AC_MSG_RESULT(no)
1159         ])
1160
1161         dnl *****************************
1162         dnl *** Checks for libnsl     ***
1163         dnl *****************************
1164         AC_CHECK_FUNC(gethostbyaddr, , AC_CHECK_LIB(nsl, gethostbyaddr, LIBS="$LIBS -lnsl"))
1165
1166         AC_CHECK_FUNCS(inet_pton inet_aton)
1167
1168         dnl ***********************************************
1169         dnl *** Checks for size of sockaddr_un.sun_path ***
1170         dnl ***********************************************
1171         # AC_CHECK_SIZEOF can't cope with struct members :-(
1172         AC_MSG_CHECKING(size of sockaddr_un.sun_path)
1173         AC_CACHE_VAL(mono_cv_sizeof_sunpath,
1174                 [AC_TRY_RUN([
1175                         #include <sys/types.h>
1176                         #include <stdio.h>
1177                         #include <sys/un.h>
1178
1179                         int main(void) {
1180                                 struct sockaddr_un sock_un;
1181                                 FILE *f=fopen("conftestval", "w");
1182                                 if(!f) exit(1);
1183                                 fprintf(f, "%d\n", sizeof(sock_un.sun_path));
1184                                 exit(0);
1185                         }
1186                 ], mono_cv_sizeof_sunpath=`cat conftestval`,
1187                    mono_cv_sizeof_sunpath=0,
1188                    mono_cv_sizeof_sunpath=0)])dnl
1189         AC_MSG_RESULT($mono_cv_sizeof_sunpath)
1190         AC_DEFINE_UNQUOTED(MONO_SIZEOF_SUNPATH, $mono_cv_sizeof_sunpath, [Sizeof sock_un.sun_path])
1191
1192         dnl *****************************
1193         dnl *** Checks for libxnet    ***
1194         dnl *****************************
1195         case "${host}" in
1196                 *solaris* )
1197                         AC_MSG_CHECKING(for Solaris XPG4 support)
1198                         if test -f /usr/lib/libxnet.so; then
1199                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500"
1200                                 CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
1201                                 CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED=1"
1202                                 LIBS="$LIBS -lxnet"
1203                                 AC_MSG_RESULT(yes)
1204                         else
1205                                 AC_MSG_RESULT(no)
1206                         fi
1207
1208                         if test "$GCC" = "yes"; then
1209                                 CFLAGS="$CFLAGS -Wno-char-subscripts"
1210                         fi
1211                 ;;
1212         esac
1213
1214         dnl *****************************
1215         dnl *** Checks for libpthread ***
1216         dnl *****************************
1217 # on FreeBSD -STABLE, the pthreads functions all reside in libc_r
1218 # and libpthread does not exist
1219 #
1220         case "${host}" in
1221                 *-*-*freebsd*)
1222                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -pthread")
1223                 ;;
1224                 *)
1225                         AC_CHECK_LIB(pthread, main, LIBS="$LIBS -lpthread")
1226                 ;;
1227         esac
1228         AC_CHECK_HEADERS(pthread.h)
1229         AC_CHECK_FUNCS(pthread_mutex_timedlock)
1230         AC_CHECK_FUNCS(pthread_getattr_np pthread_attr_get_np)
1231         AC_MSG_CHECKING(for PTHREAD_MUTEX_RECURSIVE)
1232         AC_TRY_COMPILE([ #include <pthread.h>], [
1233                 pthread_mutexattr_t attr;
1234                 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
1235         ], [
1236                 AC_MSG_RESULT(ok)
1237         ], [
1238                 AC_MSG_RESULT(no)
1239                 AC_MSG_WARN(Using mono_mutex_t for recursive mutexes)
1240                 AC_DEFINE(USE_MONO_MUTEX, 1, [Use mono_mutex_t])
1241         ])
1242         AC_CHECK_FUNCS(pthread_attr_setstacksize)
1243         AC_CHECK_FUNCS(pthread_attr_getstack pthread_attr_getstacksize)
1244         AC_CHECK_FUNCS(pthread_get_stacksize_np pthread_get_stackaddr_np)
1245
1246         dnl ***********************************
1247         dnl *** Checks for signals
1248         dnl ***********************************
1249         AC_CHECK_HEADERS(signal.h)
1250         AC_CHECK_FUNCS(sigaction)
1251
1252         dnl ***********************************
1253         dnl *** Checks for working __thread ***
1254         dnl ***********************************
1255         AC_MSG_CHECKING(for working __thread)
1256         if test "x$with_tls" != "x__thread"; then
1257                 AC_MSG_RESULT(disabled)
1258         else
1259                 AC_TRY_RUN([
1260                         #include <pthread.h>
1261                         __thread int i;
1262                         static int res1, res2;
1263
1264                         void thread_main (void *arg)
1265                         {
1266                                 i = arg;
1267                                 sleep (1);
1268                                 if (arg == 1)
1269                                         res1 = (i == arg);
1270                                 else
1271                                         res2 = (i == arg);
1272                         }
1273
1274                         int main () {
1275                                 pthread_t t1, t2;
1276
1277                                 i = 5;
1278
1279                                 pthread_create (&t1, NULL, thread_main, 1);
1280                                 pthread_create (&t2, NULL, thread_main, 2);
1281
1282                                 pthread_join (t1, NULL);
1283                                 pthread_join (t2, NULL);
1284
1285                                 return !(res1 + res2 == 2);
1286                         }
1287                 ], [
1288                                 AC_MSG_RESULT(yes)
1289                 ], [
1290                                 AC_MSG_RESULT(no)
1291                                 with_tls=pthread
1292                 ])
1293         fi
1294
1295         dnl **************************************
1296         dnl *** Checks for working sigaltstack ***
1297         dnl **************************************
1298         AC_MSG_CHECKING(for working sigaltstack)
1299         if test "x$with_sigaltstack" != "xyes"; then
1300                 AC_MSG_RESULT(disabled)
1301         else
1302                 AC_TRY_RUN([
1303                         #include <stdio.h>
1304                         #include <stdlib.h>
1305                         #include <unistd.h>
1306                         #include <signal.h>
1307                         #include <pthread.h>
1308                         #include <sys/wait.h>
1309                         #if defined(__FreeBSD__) || defined(__NetBSD__)
1310                         #define SA_STACK SA_ONSTACK
1311                         #endif
1312                         static void
1313                         sigsegv_signal_handler (int _dummy, siginfo_t *info, void *context)
1314                         {
1315                                 exit (0);
1316                         }
1317
1318                         static void *
1319                         loop (void *ignored)
1320                         {
1321                                 char *ptr = NULL;
1322
1323                                 *ptr = 0;
1324                                 return NULL;
1325                         }
1326
1327                         static void
1328                         child ()
1329                         {
1330                                 struct sigaction sa;
1331                                 struct sigaltstack sas;
1332                                 pthread_t id;
1333                                 pthread_attr_t attr;
1334
1335                                 sa.sa_sigaction = sigsegv_signal_handler;
1336                                 sigemptyset (&sa.sa_mask);
1337                                 sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
1338                                 if (sigaction (SIGSEGV, &sa, NULL) == -1) {
1339                                         perror ("sigaction");
1340                                         return;
1341                                 }
1342
1343                                 sas.ss_sp = malloc (SIGSTKSZ);
1344                                 sas.ss_size = SIGSTKSZ;
1345                                 sas.ss_flags = 0;
1346                                 if (sigaltstack (&sas, NULL) == -1) {
1347                                         perror ("sigaltstack");
1348                                         return;
1349                                 }
1350
1351                                 pthread_attr_init (&attr);
1352                                 if (pthread_create(&id, &attr, loop, &attr) != 0) {
1353                                         printf ("pthread_create\n");
1354                                         return;
1355                                 }
1356
1357                                 sleep (100);
1358                         }
1359
1360                         int
1361                         main ()
1362                         {
1363                                 pid_t son;
1364                                 int status;
1365                                 int i;
1366
1367                                 son = fork ();
1368                                 if (son == -1) {
1369                                         return 1;
1370                                 }
1371
1372                                 if (son == 0) {
1373                                         child ();
1374                                         return 0;
1375                                 }
1376
1377                                 for (i = 0; i < 3; ++i) {
1378                                         sleep (1);
1379                                         waitpid (son, &status, WNOHANG);
1380                                         if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
1381                                                 return 0;
1382                                 }
1383
1384                                 kill (son, SIGKILL);
1385                                 return 1;
1386                         }
1387
1388                 ], [
1389                                 AC_MSG_RESULT(yes)
1390                                 AC_DEFINE(HAVE_WORKING_SIGALTSTACK, 1, [Have a working sigaltstack])
1391                 ], [
1392                                 with_sigaltstack=no
1393                                 AC_MSG_RESULT(no)
1394                 ])
1395         fi
1396
1397         dnl ********************************
1398         dnl *** Checks for semaphore lib ***
1399         dnl ********************************
1400         # 'Real Time' functions on Solaris
1401         # posix4 on Solaris 2.6
1402         # pthread (first!) on Linux
1403         AC_SEARCH_LIBS(sem_init, pthread rt posix4) 
1404
1405         AC_SEARCH_LIBS(shm_open, pthread rt posix4) 
1406         AC_CHECK_FUNCS(shm_open)
1407
1408         dnl ********************************
1409         dnl *** Checks for timezone stuff **
1410         dnl ********************************
1411         AC_CACHE_CHECK(for tm_gmtoff in struct tm, ac_cv_struct_tm_gmtoff,
1412                 AC_TRY_COMPILE([
1413                         #include <time.h>
1414                         ], [
1415                         struct tm tm;
1416                         tm.tm_gmtoff = 1;
1417                         ], ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no))
1418         if test $ac_cv_struct_tm_gmtoff = yes; then
1419                 AC_DEFINE(HAVE_TM_GMTOFF, 1, [Have tm_gmtoff])
1420         else
1421                 AC_CACHE_CHECK(for timezone variable, ac_cv_var_timezone,
1422                         AC_TRY_COMPILE([
1423                                 #include <time.h>
1424                         ], [
1425                                 timezone = 1;
1426                         ], ac_cv_var_timezone=yes, ac_cv_var_timezone=no))
1427                 if test $ac_cv_var_timezone = yes; then
1428                         AC_DEFINE(HAVE_TIMEZONE, 1, [Have timezone variable])
1429                 else
1430                         AC_ERROR(unable to find a way to determine timezone)
1431                 fi
1432         fi
1433
1434         dnl *********************************
1435         dnl *** Checks for math functions ***
1436         dnl *********************************
1437         LIBS="$LIBS -lm";
1438         if test "x$has_broken_apple_cpp" != "xyes"; then
1439                 AC_CHECK_FUNCS(finite, , AC_MSG_CHECKING(for finite in math.h)
1440                         AC_TRY_LINK([#include <math.h>], 
1441                         [ finite(0.0); ], 
1442                         AC_DEFINE(HAVE_FINITE, 1, [Have finite]) AC_MSG_RESULT(yes),
1443                         AC_MSG_RESULT(no)))
1444         fi
1445         AC_CHECK_FUNCS(isfinite, , AC_MSG_CHECKING(for isfinite in math.h)
1446                 AC_TRY_LINK([#include <math.h>], 
1447                 [ isfinite(0.0); ], 
1448                 AC_DEFINE(HAVE_ISFINITE, 1, [Have isfinite]) AC_MSG_RESULT(yes),
1449                 AC_MSG_RESULT(no)))
1450
1451         dnl ****************************************************************
1452         dnl *** Checks for working poll() (macosx defines it but doesn't ***
1453         dnl *** have it in the library (duh))                            ***
1454         dnl ****************************************************************
1455         AC_CHECK_FUNCS(poll)
1456
1457         dnl *************************
1458         dnl *** Check for signbit ***
1459         dnl *************************
1460         AC_MSG_CHECKING(for signbit)
1461         AC_TRY_LINK([#include <math.h>], [
1462                 int s = signbit(1.0);
1463         ], [
1464                 AC_MSG_RESULT(yes)
1465                 AC_DEFINE(HAVE_SIGNBIT, 1, [Have signbit])
1466         ], [
1467                 AC_MSG_RESULT(no)
1468         ]) 
1469
1470         dnl **********************************
1471         dnl *** epoll                      ***
1472         dnl **********************************
1473         AC_CHECK_HEADERS(sys/epoll.h)
1474         haveepoll=no
1475         AC_CHECK_FUNCS(epoll_ctl, [haveepoll=yes], )
1476         if test "x$haveepoll" = "xyes" -a "x$ac_cv_header_sys_epoll_h" = "xyes" ; then
1477                 AC_DEFINE(HAVE_EPOLL, 1, [epoll supported])
1478         fi
1479
1480         dnl ******************************
1481         dnl *** Checks for SIOCGIFCONF ***
1482         dnl ******************************
1483         AC_CHECK_HEADERS(sys/ioctl.h)
1484         AC_CHECK_HEADERS(net/if.h)
1485         AC_MSG_CHECKING(for ifreq)
1486         AC_TRY_COMPILE([
1487                 #include <stdio.h>
1488                 #include <sys/ioctl.h>
1489                 #include <net/if.h>
1490                 ], [
1491                 struct ifconf ifc;
1492                 struct ifreq *ifr;
1493                 void *x;
1494                 ifc.ifc_len = 0;
1495                 ifc.ifc_buf = NULL;
1496                 x = (void *) &ifr->ifr_addr;
1497                 ],[
1498                         AC_MSG_RESULT(yes)
1499                         AC_DEFINE(HAVE_SIOCGIFCONF, 1, [Can get interface list])
1500                 ], [
1501                         AC_MSG_RESULT(no)
1502                 ])
1503         dnl **********************************
1504         dnl ***     Checks for sin_len     ***
1505         dnl **********************************
1506         AC_MSG_CHECKING(for sockaddr_in.sin_len)
1507         AC_TRY_COMPILE([
1508                 #include <netinet/in.h>
1509                 ], [
1510                 struct sockaddr_in saddr;
1511                 saddr.sin_len = sizeof (saddr);
1512                 ],[
1513                         AC_MSG_RESULT(yes)
1514                         AC_DEFINE(HAVE_SOCKADDR_IN_SIN_LEN, 1, [sockaddr_in has sin_len])
1515                 ], [
1516                         AC_MSG_RESULT(no)
1517                 ])      
1518         dnl **********************************
1519         dnl ***    Checks for sin6_len     ***
1520         dnl **********************************
1521         AC_MSG_CHECKING(for sockaddr_in6.sin6_len)
1522         AC_TRY_COMPILE([
1523                 #include <netinet/in.h>
1524                 ], [
1525                 struct sockaddr_in6 saddr6;
1526                 saddr6.sin6_len = sizeof (saddr6);
1527                 ],[
1528                         AC_MSG_RESULT(yes)
1529                         AC_DEFINE(HAVE_SOCKADDR_IN6_SIN_LEN, 1, [sockaddr_in6 has sin6_len])
1530                 ], [
1531                         AC_MSG_RESULT(no)
1532                 ])      
1533         dnl **********************************
1534         dnl *** Checks for MonoPosixHelper ***
1535         dnl **********************************
1536         AC_CHECK_HEADERS(checklist.h)
1537         AC_CHECK_HEADERS(fstab.h)
1538         AC_CHECK_HEADERS(attr/xattr.h)
1539         AC_CHECK_HEADERS(sys/extattr.h)
1540         AC_CHECK_HEADERS(sys/sendfile.h)
1541         AC_CHECK_HEADERS(sys/statvfs.h)
1542         AC_CHECK_HEADERS(sys/statfs.h)
1543         AC_CHECK_HEADERS(sys/vfstab.h)
1544         AC_CHECK_HEADERS(sys/xattr.h)
1545         AC_CHECK_HEADERS(sys/mman.h)
1546         AC_CHECK_HEADERS(sys/param.h)
1547         AC_CHECK_HEADERS(sys/mount.h)
1548         AC_CHECK_FUNCS(getdomainname)
1549         AC_CHECK_FUNCS(setdomainname)
1550         AC_CHECK_FUNCS(fgetgrent)
1551         AC_CHECK_FUNCS(fgetpwent)
1552         AC_CHECK_FUNCS(fgetpwent)
1553         AC_CHECK_FUNCS(getfsstat)
1554         AC_CHECK_FUNCS(lutimes)
1555         AC_CHECK_FUNCS(mremap)
1556         AC_CHECK_FUNCS(remap_file_pages)
1557         AC_CHECK_FUNCS(posix_fadvise)
1558         AC_CHECK_FUNCS(posix_fallocate)
1559         AC_CHECK_FUNCS(posix_madvise)
1560         AC_CHECK_FUNCS(vsnprintf)
1561         AC_CHECK_FUNCS(sendfile)
1562         AC_CHECK_FUNCS(sethostid)
1563         AC_CHECK_FUNCS(statfs)
1564         AC_CHECK_FUNCS(fstatfs)
1565         AC_CHECK_FUNCS(statvfs)
1566         AC_CHECK_FUNCS(fstatvfs)
1567         AC_CHECK_FUNCS(stime)
1568         AC_CHECK_FUNCS(strerror_r)
1569         AC_CHECK_FUNCS(ttyname_r)
1570         AC_CHECK_SIZEOF(size_t)
1571         AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , 
1572                 [#include <sys/types.h>
1573                  #include <sys/stat.h>
1574                  #include <unistd.h>])
1575         AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
1576                 [#include <sys/types.h>
1577                  #include <sys/stat.h>
1578                  #include <unistd.h>])
1579         AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
1580                 [#include <sys/time.h>])
1581         AC_CHECK_TYPES([struct flock], [AC_DEFINE(HAVE_STRUCT_FLOCK)], ,
1582                 [#include <unistd.h>
1583                  #include <fcntl.h>])
1584         AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
1585                 [#include <sys/poll.h>])
1586         AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
1587                 [#include <sys/types.h>
1588                  #include <sys/stat.h>
1589                  #include <unistd.h>])
1590         AC_CHECK_TYPES([struct timespec], [AC_DEFINE(HAVE_STRUCT_TIMESPEC)], ,
1591                 [#include <time.h>])
1592         AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
1593                 [#include <sys/time.h>
1594                  #include <sys/types.h>
1595                  #include <utime.h>])
1596         AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
1597                 [#include <sys/time.h>])
1598         AC_CHECK_TYPES([struct utimbuf], [AC_DEFINE(HAVE_STRUCT_UTIMBUF)], ,
1599                 [#include <sys/types.h>
1600                  #include <utime.h>])
1601         AC_CHECK_MEMBERS(
1602                 [struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, 
1603                 [#include <sys/types.h>
1604                  #include <dirent.h>])
1605
1606         dnl Favour xattr through glibc, but use libattr if we have to
1607         AC_CHECK_FUNC(lsetxattr, ,
1608                 AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
1609         )
1610         AC_SUBST(XATTR_LIB)
1611
1612         dnl kinfo_proc.kp_proc works on darwin but fails on other simil-bsds
1613         AC_CHECK_MEMBERS(
1614                 [struct kinfo_proc.kp_proc],,, 
1615                 [#include <sys/types.h>
1616                  #include <sys/sysctl.h>
1617                  #include <sys/proc.h>
1618                  ])
1619
1620         dnl *********************************
1621         dnl *** Checks for Windows compilation ***
1622         dnl *********************************
1623         AC_CHECK_HEADERS(sys/time.h)
1624         AC_CHECK_HEADERS(sys/param.h)
1625         AC_CHECK_HEADERS(dirent.h)
1626
1627         dnl *********************************
1628         dnl *** Check for Console 2.0 I/O ***
1629         dnl *********************************
1630         AC_CHECK_HEADERS([curses.h])
1631         AC_CHECK_HEADERS([term.h], [], [],
1632         [#if HAVE_CURSES_H
1633          #include <curses.h>
1634          #endif
1635         ])
1636         AC_CHECK_HEADERS([termios.h])
1637
1638         dnl * This is provided in io-layer, but on windows it's only available
1639         dnl * on xp+
1640         AC_DEFINE(HAVE_GETPROCESSID, 1, [Define if GetProcessId is available])
1641 else
1642         jdk_headers_found=no
1643         AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
1644         AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
1645         AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
1646         AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
1647         AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
1648         AC_CHECK_LIB(advapi32, main, LIBS="$LIBS -ladvapi32", AC_ERROR(bad mingw install?))
1649         AC_CHECK_LIB(version, main, LIBS="$LIBS -lversion", AC_ERROR(bad mingw install?))
1650
1651         dnl *********************************
1652         dnl *** Check for struct ip_mreqn ***
1653         dnl *********************************
1654         AC_MSG_CHECKING(for struct ip_mreqn)
1655         AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1656                 struct ip_mreqn mreq;
1657                 mreq.imr_address.s_addr = 0;
1658         ], [
1659                 # Yes, we have it...
1660                 AC_MSG_RESULT(yes)
1661                 AC_DEFINE(HAVE_STRUCT_IP_MREQN)
1662         ], [
1663                 # We'll just have to try and use struct ip_mreq
1664                 AC_MSG_RESULT(no)
1665                 AC_MSG_CHECKING(for struct ip_mreq)
1666                 AC_TRY_COMPILE([#include <ws2tcpip.h>], [
1667                         struct ip_mreq mreq;
1668                         mreq.imr_interface.s_addr = 0;
1669                 ], [
1670                         # Yes, we have it...
1671                         AC_MSG_RESULT(yes)
1672                         AC_DEFINE(HAVE_STRUCT_IP_MREQ)
1673                 ], [
1674                         # No multicast support
1675                         AC_MSG_RESULT(no)
1676                 ])
1677         ])
1678         AC_CHECK_FUNCS(GetProcessId)
1679 fi
1680
1681 dnl socklen_t check
1682 AC_MSG_CHECKING(for socklen_t)
1683 AC_TRY_COMPILE([
1684 #include <sys/types.h>
1685 #include <sys/socket.h>
1686 ],[
1687   socklen_t foo;
1688 ],[
1689 ac_cv_c_socklen_t=yes
1690         AC_DEFINE(HAVE_SOCKLEN_T, 1, [Have socklen_t])
1691         AC_MSG_RESULT(yes)
1692 ],[
1693         AC_MSG_RESULT(no)
1694 ])
1695
1696 AC_MSG_CHECKING(for array element initalizer support)
1697 AC_TRY_COMPILE([#include <sys/socket.h>], [
1698         const int array[] = {[1] = 2,};
1699 ], [
1700         # Yes, we have it...
1701         AC_MSG_RESULT(yes)
1702         AC_DEFINE(HAVE_ARRAY_ELEM_INIT,1,[Supports C99 array initialization])
1703 ], [
1704         # We'll have to use signals
1705         AC_MSG_RESULT(no)
1706 ])
1707
1708 AC_CHECK_FUNCS(trunc, , AC_MSG_CHECKING(for trunc in math.h)
1709         # Simply calling trunc (0.0) is no good since gcc will optimize the call away
1710         AC_TRY_LINK([#include <math.h>], 
1711         [ static void *p = &trunc; ],
1712         [
1713                 AC_DEFINE(HAVE_TRUNC) 
1714                 AC_MSG_RESULT(yes)
1715                 ac_cv_trunc=yes
1716         ],
1717         AC_MSG_RESULT(no)))
1718
1719 if test "x$ac_cv_truncl" != "xyes"; then
1720    AC_CHECK_LIB(sunmath, aintl, [ AC_DEFINE(HAVE_AINTL, 1, [Has the 'aintl' function]) LIBS="$LIBS -lsunmath"])
1721 fi
1722
1723 AC_CHECK_FUNCS(round)
1724 AC_CHECK_FUNCS(rint)
1725
1726 dnl ****************************
1727 dnl *** Look for /dev/random ***
1728 dnl ****************************
1729
1730 AC_MSG_CHECKING([if usage of random device is requested])
1731 AC_ARG_ENABLE(dev-random,
1732 [  --disable-dev-random    disable the use of the random device (enabled by default)],
1733 try_dev_random=$enableval, try_dev_random=yes)
1734
1735 AC_MSG_RESULT($try_dev_random)
1736
1737 case "{$target}" in
1738     *-openbsd*)
1739     NAME_DEV_RANDOM="/dev/srandom"
1740     ;;
1741
1742 dnl Win32 does not have /dev/random, they have their own method...
1743
1744     *-*-mingw*|*-*-cygwin*)
1745     ac_cv_have_dev_random=no
1746     ;;
1747
1748 dnl Everywhere else, it's /dev/random
1749
1750     *)
1751     NAME_DEV_RANDOM="/dev/random"
1752     ;;
1753 esac
1754
1755 AC_DEFINE_UNQUOTED(NAME_DEV_RANDOM, "$NAME_DEV_RANDOM", [Name of /dev/random])
1756
1757 dnl Now check if the device actually exists
1758
1759 if test "x$try_dev_random" = "xyes"; then
1760     AC_CACHE_CHECK(for random device, ac_cv_have_dev_random,
1761     [if test -r "$NAME_DEV_RANDOM" ; then
1762         ac_cv_have_dev_random=yes; else ac_cv_have_dev_random=no; fi])
1763     if test "x$ac_cv_have_dev_random" = "xyes"; then
1764         AC_DEFINE(HAVE_CRYPT_RNG, 1, [Have /dev/random])
1765     fi
1766 else
1767     AC_MSG_CHECKING(for random device)
1768     ac_cv_have_dev_random=no
1769     AC_MSG_RESULT(has been disabled)
1770 fi
1771
1772 if test "x$host_win32" = "xyes"; then
1773     AC_DEFINE(HAVE_CRYPT_RNG)
1774 fi
1775
1776 if test "x$ac_cv_have_dev_random" = "xno" \
1777     && test "x$host_win32" = "xno"; then
1778     AC_MSG_WARN([[
1779 ***
1780 *** A system-provided entropy source was not found on this system.
1781 *** Because of this, the System.Security.Cryptography random number generator
1782 *** will throw a NotImplemented exception.
1783 ***
1784 *** If you are seeing this message, and you know your system DOES have an
1785 *** entropy collection in place, please contact <crichton@gimp.org> and
1786 *** provide information about the system and how to access the random device.
1787 ***
1788 *** Otherwise you can install either egd or prngd and set the environment
1789 *** variable MONO_EGD_SOCKET to point to the daemon's socket to use that.
1790 ***]])
1791 fi
1792  
1793 AC_MSG_CHECKING([if inter-process shared handles are requested])
1794 AC_ARG_ENABLE(shared-handles, [  --disable-shared-handles disable inter-process shared handles], try_shared_handles=$enableval, try_shared_handles=yes)
1795 AC_MSG_RESULT($try_shared_handles)
1796 if test "x$try_shared_handles" != "xyes"; then
1797         AC_DEFINE(DISABLE_SHARED_HANDLES, 1, [Disable inter-process shared handles])
1798         AC_SUBST(DISABLE_SHARED_HANDLES)
1799 fi
1800
1801 AC_ARG_ENABLE(nunit-tests, [  --enable-nunit-tests      Run the nunit tests of the class library on 'make check'])
1802 AM_CONDITIONAL(ENABLE_NUNIT_TESTS, [test x$enable_nunit_tests = xyes])
1803
1804 AC_MSG_CHECKING([if big-arrays are to be enabled])
1805 AC_ARG_ENABLE(big-arrays,  [  --enable-big-arrays       Enable the allocation and indexing of arrays greater than Int32.MaxValue], enable_big_arrays=$enableval, enable_big_arrays=no)
1806 if test "x$enable_big_arrays" = "xyes" ; then
1807     if  test "x$ac_cv_sizeof_void_p" = "x8"; then
1808         AC_DEFINE(MONO_BIG_ARRAYS,1,[Enable the allocation and indexing of arrays greater than Int32.MaxValue])
1809     else
1810         AC_MSG_ERROR([The allocation and indexing of arrays greater than Int32.MaxValue is not supported on this platform.])
1811     fi
1812 fi
1813 AC_MSG_RESULT($enable_big_arrays)
1814
1815 dnl **************
1816 dnl *** DTRACE ***
1817 dnl **************
1818
1819 AC_ARG_ENABLE(dtrace,[  --enable-dtrace Enable DTrace probes], enable_dtrace=$enableval, enable_dtrace=$has_dtrace)
1820
1821 if test "x$enable_dtrace" = "xyes"; then
1822    if test "x$has_dtrace" = "xno"; then
1823           AC_MSG_ERROR([DTrace probes are not supported on this platform.])
1824    fi
1825    AC_PATH_PROG(DTRACE, [dtrace], [no], [$PATH:/usr/sbin])
1826    if test "x$DTRACE" = "xno"; then
1827           AC_MSG_RESULT([dtrace utility not found, dtrace support disabled.])
1828           enable_dtrace=no
1829    elif ! $DTRACE -h -s $srcdir/data/mono.d > /dev/null 2>&1; then
1830           AC_MSG_RESULT([dtrace doesn't support -h option, dtrace support disabled.])
1831           enable_dtrace=no
1832    fi
1833 fi
1834
1835 dtrace_g=no
1836 if test "x$enable_dtrace" = "xyes"; then
1837         AC_DEFINE(ENABLE_DTRACE, 1, [Enable DTrace probes])
1838         DTRACEFLAGS=
1839         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1840                 case "$host" in
1841                         powerpc-*-darwin*)
1842                         DTRACEFLAGS="-arch ppc64"
1843                         ;;
1844                         i*86-*-darwin*)
1845                         DTRACEFLAGS="-arch x86_64"
1846                         ;;
1847                         *)
1848                         DTRACEFLAGS=-64
1849                         ;;
1850                 esac
1851         else
1852                 case "$host" in
1853                         powerpc-*-darwin*)
1854                         DTRACEFLAGS="-arch ppc"
1855                         ;;
1856                         i*86-*-darwin*)
1857                         DTRACEFLAGS="-arch i386"
1858                         ;;
1859                         *)
1860                         DTRACEFLAGS=-32
1861                         ;;
1862                 esac
1863         fi
1864         AC_SUBST(DTRACEFLAGS)
1865         case "$host" in
1866                 *-*-solaris*)
1867                 dtrace_g=yes
1868                 ;;
1869         esac
1870         AC_CHECK_HEADERS([sys/sdt.h])
1871 fi
1872 AM_CONDITIONAL(ENABLE_DTRACE, [test x$enable_dtrace = xyes])
1873 AM_CONDITIONAL(DTRACE_G_REQUIRED, [test x$dtrace_g = xyes])
1874
1875 dnl **************
1876 dnl ***  LLVM  ***
1877 dnl **************
1878
1879 AC_ARG_ENABLE(llvm,[  --enable-llvm     Enable the experimental LLVM back-end], enable_llvm=$enableval, enable_llvm=no)
1880
1881 if test "x$enable_llvm" = "xyes"; then
1882    AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
1883    if test "x$LLVM_CONFIG" = "xno"; then
1884           AC_MSG_ERROR([llvm-config not found.])
1885    fi
1886
1887    LLVM_CXXFLAGS=`$LLVM_CONFIG --cflags`
1888    LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
1889    LLVM_LIBS=`$LLVM_CONFIG --libs core bitwriter jit x86codegen`
1890    LLVM_LIBS="$LLVM_LDFLAGS $LLVM_LIBS -lstdc++"
1891
1892    # Should be something like '2.6' or '2.7svn'
1893    llvm_version=`$LLVM_CONFIG --version`
1894    major_version=`echo $llvm_version | cut -c 1`
1895    minor_version=`echo $llvm_version | cut -c 3`
1896
1897    AC_DEFINE_UNQUOTED(LLVM_MAJOR_VERSION, $major_version, [Major version of LLVM libraries])
1898    AC_DEFINE_UNQUOTED(LLVM_MINOR_VERSION, $minor_version, [Minor version of LLVM libraries])
1899
1900    # Have to pass these on the command line since mini-llvm-cpp.h already includes
1901    # llvm's config.h
1902    LLVM_CXXFLAGS="$LLVM_CXXFLAGS -DLLVM_MAJOR_VERSION=$major_version -DLLVM_MINOR_VERSION=$minor_version"
1903
1904    AC_SUBST(LLVM_CXXFLAGS)
1905    AC_SUBST(LLVM_LIBS)
1906    AC_SUBST(LLVM_LDFLAGS)
1907    AC_DEFINE(ENABLE_LLVM, 1, [Enable the LLVM back end])
1908 fi
1909
1910 AM_CONDITIONAL(ENABLE_LLVM, [test x$enable_llvm = xyes])
1911
1912 TARGET="unknown"
1913 ACCESS_UNALIGNED="yes"
1914
1915 JIT_SUPPORTED=no
1916 INTERP_SUPPORTED=no
1917 LIBC="libc.so.6"
1918 INTL="libc.so.6"
1919 SQLITE="libsqlite.so.0"
1920 SQLITE3="libsqlite3.so.0"
1921 X11="libX11.so"
1922
1923 sizeof_register="SIZEOF_VOID_P"
1924
1925 jit_wanted=false
1926 interp_wanted=false
1927 case "$host" in
1928 #       mips-sgi-irix5.* | mips-sgi-irix6.*)
1929 #               TARGET=MIPS;
1930 #               ACCESS_UNALIGNED="no"
1931 #               ;;
1932         mips*)
1933                 TARGET=MIPS;
1934                 arch_target=mips;
1935                 ACCESS_UNALIGNED="no"
1936                 JIT_SUPPORTED=yes
1937                 jit_wanted=true
1938
1939                 AC_MSG_CHECKING(for mips n32)
1940                 AC_TRY_COMPILE([], [
1941                 void main () {
1942                 #if _MIPS_SIM != _ABIN32
1943                 #error Not mips n32
1944                 #endif
1945                 }
1946                 ],[
1947                 AC_MSG_RESULT(yes)
1948                 sizeof_register=8
1949                 ],[
1950                 AC_MSG_RESULT(no)
1951                 ])
1952                 ;;
1953         i*86-*-*)
1954                 TARGET=X86;
1955                 arch_target=x86;
1956                 JIT_SUPPORTED=yes
1957                 jit_wanted=true
1958                 case $host_os in
1959                   solaris*)
1960                         LIBC="libc.so"
1961                         INTL="libintl.so"
1962                         if test "x$ac_cv_sizeof_void_p" = "x8"; then
1963                                 TARGET=AMD64
1964                                 arch_target=amd64
1965                         fi
1966
1967                         # On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
1968                         # int astruct __attribute__ ((visibility ("hidden")));
1969                         # void foo ()
1970                         # {
1971                         #       void *p = &astruct;
1972                         # }
1973                         # gcc -fPIC --shared -o libfoo.so foo.c
1974                         # yields:
1975                         # foo.c:6: warning: visibility attribute not supported in this configuration; ignored
1976                         # ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
1977                         have_visibility_hidden=no
1978                         ;;
1979                   cygwin*)
1980                         have_visibility_hidden=no                 
1981                 esac
1982                 ;;
1983         x86_64-*-* | amd64-*-*)
1984                 TARGET=AMD64;
1985                 arch_target=amd64;
1986                 JIT_SUPPORTED=yes
1987                 jit_wanted=true
1988                 ;;
1989         ia64-*-*)
1990                 TARGET=IA64
1991                 arch_target=ia64
1992                 ACCESS_UNALIGNED="no"
1993                 JIT_SUPPORTED=yes
1994                 jit_wanted=true
1995                 LIBC="libc.so.6.1"
1996                 INTL="libc.so.6.1"
1997                 AC_CHECK_LIB(unwind, _U_dyn_register, [], [AC_MSG_ERROR(library libunwind not found)])
1998                 libmono_ldflags="-lunwind"
1999                 ;;
2000         sparc*-*-*)
2001                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2002                    TARGET=SPARC64
2003                 else
2004                         TARGET=SPARC
2005                 fi
2006                 arch_target=sparc;
2007                 JIT_SUPPORTED=yes
2008                 ACCESS_UNALIGNED="no"
2009                 case $host_os in
2010                   linux*) ;;
2011                   *)
2012                         LIBC="libc.so"
2013                         INTL="libintl.so"
2014                 esac
2015                 jit_wanted=true
2016                 if test x"$GCC" = xyes; then
2017                         # We don't support v8 cpus
2018                         CFLAGS="$CFLAGS -Wno-cast-align -mcpu=v9"
2019                 fi
2020                 if test x"$AR" = xfalse; then
2021                         AC_MSG_ERROR([The required utility 'ar' is not found in your PATH. Usually it can be found in /usr/ccs/bin.])
2022                 fi
2023                 ;;
2024        alpha*-*-linux* | alpha*-*-osf*)
2025                 TARGET=ALPHA;
2026                 ACCESS_UNALIGNED="no"
2027                 JIT_SUPPORTED=yes
2028                 jit_wanted=true
2029                 arch_target=alpha;
2030                 CFLAGS="$CFLAGS -mieee -O0"
2031                 case $host_os in
2032                   linux*)
2033                         LIBC="libc.so.6.1"
2034                         INTL="libc.so.6.1"
2035                 esac
2036                ;;
2037         *-*-mingw*|*-*-cygwin*)
2038                 # When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
2039                 have_visibility_hidden=no
2040                 INTL="intl"
2041                 ;;
2042         hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
2043                 TARGET=HPPA;
2044                 arch_target=hppa; 
2045                 LIBC="libc.sl"
2046                 ACCESS_UNALIGNED="no"
2047                 INTERP_SUPPORTED=yes
2048                 interp_wanted=true
2049                 ;;
2050         hppa*linux*)
2051                 TARGET=HPPA;
2052                 arch_target=hppa; 
2053                 ACCESS_UNALIGNED="no"
2054                 JIT_SUPPORTED=yes
2055                 jit_wanted=true
2056                 ;;
2057         macppc-*-openbsd* | powerpc*-*-linux* | powerpc-*-openbsd* | \
2058         powerpc-*-sysv* | powerpc-*-darwin* | powerpc-*-netbsd* | powerpc-*-freebsd* )
2059                 if test "x$ac_cv_sizeof_void_p" = "x8"; then
2060                         TARGET=POWERPC64;
2061                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__ -D__mono_ppc64__"
2062                         CFLAGS="$CFLAGS -mminimal-toc"
2063                 else
2064                         TARGET=POWERPC;
2065                         CPPFLAGS="$CPPFLAGS -D__mono_ppc__"
2066                 fi
2067                 arch_target=ppc;
2068                 JIT_SUPPORTED=yes
2069                 jit_wanted=true
2070                 ;;
2071         arm*-darwin*)
2072                 TARGET=ARM;
2073                 arch_target=arm;
2074                 ACCESS_UNALIGNED="no"
2075                 JIT_SUPPORTED=yes
2076                 CPPFLAGS="$CPPFLAGS -DARM_FPU_NONE=1"
2077                 jit_wanted=true
2078                 ;;
2079         arm*-linux*)
2080                 TARGET=ARM;
2081                 arch_target=arm;
2082                 ACCESS_UNALIGNED="no"
2083                 JIT_SUPPORTED=yes
2084                 jit_wanted=true
2085                 ;;
2086         s390-*-linux*)
2087                 TARGET=S390;
2088                 arch_target=s390;
2089                 ACCESS_UNALIGNED="no"
2090                 JIT_SUPPORTED=yes
2091                 jit_wanted=true
2092                 # Required CFLAGS for s390[x].  USE_STRING_INLINES is automatic with gcc 4.1
2093                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2094                 ;;
2095         s390x-*-linux*)
2096                 TARGET=S390x;
2097                 arch_target=s390x;
2098                 ACCESS_UNALIGNED="no"
2099                 JIT_SUPPORTED=yes
2100                 jit_wanted=true
2101                 CFLAGS="$CFLAGS -mbackchain -D__USE_STRING_INLINES"
2102                 ;;
2103 esac
2104
2105 if test "x$host" != "x$target"; then
2106    case "$target" in
2107    powerpc64-ps3-linux-gnu)
2108                 TARGET=POWERPC64
2109                 arch_target=powerpc64
2110                 AC_DEFINE(TARGET_PS3, 1, [...])
2111                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2112                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2113                 # uses this define
2114                 AC_DEFINE(__mono_ppc64__, 1, [...])
2115                 AC_DEFINE(__mono_ilp32__, 1, [64 bit mode with 4 byte longs and pointers])
2116                 sizeof_register=8
2117                 target_byte_order=G_BIG_ENDIAN
2118                 ;;
2119
2120    powerpc64-xbox360-linux-gnu)
2121                 TARGET=POWERPC64
2122                 arch_target=powerpc64
2123                 AC_DEFINE(TARGET_XBOX360, 1, [...])
2124                 AC_DEFINE(MONO_CROSS_COMPILE,1,[The runtime is compiled for cross-compiling mode])
2125                 # It would be better to just use TARGET_POWERPC64, but lots of code already
2126                 # uses this define
2127                 sizeof_register=8
2128                 target_byte_order=G_BIG_ENDIAN
2129                 ;;
2130         *)
2131                 AC_MSG_ERROR([Cross compiling is only supported for targets matching 'powerpc64-{ps3,xbox360}-linux-gnu'])
2132         esac
2133 fi
2134
2135 # FIXME: Define the others as well
2136 case "$TARGET" in
2137 X86)
2138         AC_DEFINE(TARGET_X86, 1, [...])
2139         ;;
2140 AMD64)
2141         AC_DEFINE(TARGET_AMD64, 1, [...])
2142         ;;
2143 ARM)
2144         AC_DEFINE(TARGET_ARM, 1, [...])
2145         ;;
2146 POWERPC)
2147         AC_DEFINE(TARGET_POWERPC, 1, [...])
2148         ;;
2149 POWERPC64)
2150         AC_DEFINE(TARGET_POWERPC, 1, [...])
2151         AC_DEFINE(TARGET_POWERPC64, 1, [...])
2152         ;;
2153 esac
2154
2155 if test "x$sizeof_register" = "x4"; then
2156    AC_DEFINE(SIZEOF_REGISTER,4,[size of machine integer registers])
2157 elif test "x$sizeof_register" = "x8"; then
2158    AC_DEFINE(SIZEOF_REGISTER,8,[size of machine integer registers])
2159 else
2160    AC_DEFINE(SIZEOF_REGISTER,SIZEOF_VOID_P,[size of machine integer registers])
2161 fi
2162
2163 if test "x$target_byte_order" = "xG_BIG_ENDIAN"; then
2164    AC_DEFINE(TARGET_BYTE_ORDER,G_BIG_ENDIAN,[byte order of target])
2165 elif test "x$target_byte_order" = "xG_LITTLE_ENDIAN"; then
2166    AC_DEFINE(TARGET_BYTE_ORDER,G_LITTLE_ENDIAN,[byte order of target])
2167 else
2168    AC_DEFINE(TARGET_BYTE_ORDER,G_BYTE_ORDER,[byte order of target])
2169 fi
2170
2171 if test "x$have_visibility_hidden" = "xyes"; then
2172    AC_DEFINE(HAVE_VISIBILITY_HIDDEN, 1, [Support for the visibility ("hidden") attribute])
2173 fi
2174
2175 if test "x$have_deprecated" = "xyes"; then
2176    AC_DEFINE(HAVE_DEPRECATED, 1, [Support for the deprecated attribute])
2177 fi
2178
2179 AC_ARG_WITH(jit, [  --with-jit=yes,no              If you want to build scripts that default to the JIT (defaults to no)],[
2180         if test x$withval = xyes; then
2181            jit_wanted=true
2182         else
2183            jit_wanted=false
2184         fi
2185 ])
2186
2187 AC_ARG_WITH(interp, [  --with-interp=yes,no           If you want to build scripts that default to the interpreter (defaults to no)],[
2188         if test x$withval = xyes; then
2189            interp_wanted=true
2190         else
2191            interp_wanted=false
2192         fi
2193 ])
2194
2195 USEJIT=false
2196 if test x$JIT_SUPPORTED = xyes; then
2197    if $jit_wanted; then
2198       USEJIT=true
2199       jit_status="Building and using the JIT"
2200    else
2201       if $interp_wanted; then
2202          jit_status="Building the JIT, defaulting to the interpreter"
2203       else
2204          AC_ERROR(No JIT or interpreter support available or selected.)
2205       fi
2206    fi
2207 else
2208    if test x$interp_wanted = xtrue; then
2209       jit_status="interpreter"
2210    else
2211       AC_ERROR(No JIT or interpreter support available or selected.)
2212    fi
2213 fi
2214
2215 AM_CONDITIONAL(USE_JIT, test x$USEJIT = xtrue)
2216
2217 libsuffix=".so"
2218
2219 case "$host" in
2220      *-*-darwin*)
2221         libsuffix=".dylib"
2222         LIBC="libc.dylib"
2223         INTL="libintl.dylib"
2224         SQLITE="libsqlite.0.dylib"
2225         SQLITE3="libsqlite3.0.dylib"
2226         X11="libX11.dylib"
2227         ;;
2228      *-*-*netbsd*)
2229         LIBC="libc.so.12"
2230         INTL="libintl.so.0"
2231         ;;
2232     *-*-*freebsd*)
2233         LIBC="libc.so"
2234         INTL="libintl.so"
2235         ;;
2236     *-*-*openbsd*)
2237         LIBC="libc.so"
2238         INTL="libintl.so"
2239         ;;
2240     *-*-*linux*)
2241         AC_PATH_X
2242         AC_MSG_CHECKING(for the soname of libX11.so)
2243         for i in $x_libraries /usr/lib /usr/lib64; do
2244                 for r in 4 5 6; do
2245                         if test -f $i/libX11.so.$r; then
2246                                 X11=libX11.so.$r
2247                                 AC_MSG_RESULT($X11)
2248                         fi
2249                 done
2250         done
2251         
2252         if test "x$X11" = "xlibX11.so"; then
2253                 AC_MSG_WARN([Could not find X development libs. Do you have the -devel package installed? WinForms may not work...]);
2254         fi
2255         ;;
2256 esac
2257
2258
2259 AC_SUBST(libsuffix)
2260
2261 AC_CHECK_HEADERS(valgrind/memcheck.h)
2262
2263 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
2264         if test "x$with_tls" = "x__thread"; then
2265                 #
2266                 # On some linux distributions, TLS works in executables, but linking 
2267                 # against a shared library containing TLS fails with:
2268                 # undefined reference to `__tls_get_addr'
2269                 #
2270                 rm -f conftest.c conftest.so conftest
2271                 echo "static __thread int foo; void main () { foo = 5; }" > conftest.c
2272                 $CC -fPIC --shared -o conftest.so conftest.c > /dev/null 2>&1
2273                 $CC -o conftest conftest.so > /dev/null 2>&1
2274                 if test ! -f conftest; then
2275                    AC_MSG_WARN([Disabling usage of __thread.]);
2276                    with_tls=pthread
2277                 fi
2278                 rm -f conftest.c conftest.so conftest
2279         fi
2280 fi
2281
2282 mono_debugger_supported=no
2283 if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
2284         if test x$use_included_gc = xyes; then
2285                 case "$host" in
2286                 *-*-*linux*)
2287                         mono_debugger_supported=yes
2288                         ;;
2289                 *86-apple-darwin*)
2290                         mono_debugger_supported=yes
2291                         ;;              
2292                 esac
2293         fi
2294 fi
2295
2296 AC_MSG_CHECKING(if the Mono Debugger is supported on this platform)
2297 if test "x$mono_debugger_supported" = "xyes"; then
2298         AC_DEFINE(MONO_DEBUGGER_SUPPORTED,1,[The Mono Debugger is supported on this platform])
2299 fi
2300 AC_MSG_RESULT($mono_debugger_supported)
2301 AM_CONDITIONAL(MONO_DEBUGGER_SUPPORTED, test x$mono_debugger_supported = xyes)
2302
2303 if test "x$with_tls" = "x__thread"; then
2304         AC_DEFINE(HAVE_KW_THREAD, 1, [Have __thread keyword])
2305         # Pass the information to libgc
2306         CPPFLAGS="$CPPFLAGS -DUSE_COMPILER_TLS"
2307         AC_MSG_CHECKING(if the tls_model attribute is supported)
2308         AC_TRY_COMPILE([static __thread int foo __attribute__((tls_model("initial-exec")));], [
2309                 ], [
2310                         AC_MSG_RESULT(yes)
2311                         AC_DEFINE(HAVE_TLS_MODEL_ATTR, 1, [tld_model available])
2312                 ], [
2313                         AC_MSG_RESULT(no)
2314         ])
2315 fi
2316
2317 if test ${TARGET} = ARM && test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2318         dnl ******************************************
2319         dnl *** Check to see what FPU is available ***
2320         dnl ******************************************
2321         AC_MSG_CHECKING(which FPU to use)
2322
2323         AC_TRY_COMPILE([], [
2324                 __asm__ ("ldfd f0, [r0]");
2325                 ], fpu=FPA, fpu=NONE)
2326
2327         AC_MSG_RESULT($fpu)
2328         CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
2329         unset fpu
2330 fi
2331
2332 if test ${TARGET} = unknown; then
2333         CPPFLAGS="$CPPFLAGS -DNO_PORT"
2334         AC_MSG_WARN("mono has not been ported to $host: some things may not work.")
2335 fi
2336
2337 if test ${ACCESS_UNALIGNED} = no; then
2338         CPPFLAGS="$CPPFLAGS -DNO_UNALIGNED_ACCESS"
2339 fi
2340
2341 case "x$gc" in
2342         xincluded)
2343                 # Pass CPPFLAGS to libgc configure
2344                 # We should use a separate variable for this to avoid passing useless and
2345                 # potentially problematic defines to libgc (like -D_FILE_OFFSET_BITS=64)
2346                 # This should be executed late so we pick up the final version of CPPFLAGS
2347                 # The problem with this approach, is that during a reconfigure, the main
2348                 # configure scripts gets invoked with these arguments, so we use separate
2349                 # variables understood by libgc's configure to pass CPPFLAGS and CFLAGS.
2350                 LIBGC_CPPFLAGS=$CPPFLAGS
2351                 if test x$TARGET = xSPARC -o x$TARGET = xSPARC64; then
2352                         LIBGC_CPPFLAGS=`echo $LIBGC_CPPFLAGS | sed -e 's/-D_FILE_OFFSET_BITS=64//g'`
2353                 fi
2354                 ac_configure_args="$ac_configure_args --disable-embed-check --with-libgc-threads=$libgc_threads $libgc_configure_args \"CPPFLAGS_FOR_LIBGC=$LIBGC_CPPFLAGS\" \"CFLAGS_FOR_LIBGC=$CFLAGS_FOR_LIBGC\""
2355                 AC_CONFIG_SUBDIRS(libgc)
2356                 ;;
2357 esac
2358
2359 #AC_ARG_WITH(profile2,  [  --with-profile2=yes,no          If you want to install the 2.0 FX (defaults to yes)],                 [], [with_profile2=yes])
2360 AC_ARG_WITH(profile4,  [  --with-profile4=yes,no          If you want to install the 4.0 FX (defaults to no)],                  [], [with_profile4=no])
2361 AC_ARG_WITH(moonlight, [  --with-moonlight=yes,no         If you want to build the Moonlight 2.1 assemblies (defaults to yes)], [], [with_moonlight=yes])
2362 AC_ARG_WITH(monotouch, [  --with-monotouch=yes,no         If you want to build the raw MonoTouch 2.1 assemblies (defaults to no)], [], [with_monotouch=no])
2363
2364 OPROFILE=no
2365 AC_ARG_WITH(oprofile,[  --with-oprofile=no,<oprofile install dir>   Enable oprofile support (defaults to no)],[
2366         if test x$with_oprofile != xno; then
2367             oprofile_include=$with_oprofile/include
2368             if test ! -f $oprofile_include/opagent.h; then
2369                   AC_MSG_ERROR([oprofile include file not found at $oprofile_include/opagent.h])
2370                 fi
2371             OPROFILE=yes
2372                 OPROFILE_CFLAGS="-I$oprofile_include"
2373             OPROFILE_LIBS="-L$with_oprofile/lib/oprofile -lopagent"
2374             AC_DEFINE(HAVE_OPROFILE,1,[Have oprofile support])
2375         fi
2376 ])
2377
2378 MALLOC_MEMPOOLS=no
2379 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
2380         if test x$with_malloc_mempools = xyes; then
2381                 MALLOC_MEMPOOLS=yes
2382                 AC_DEFINE(USE_MALLOC_FOR_MEMPOOLS,1,[Use malloc for each single mempool allocation])
2383         fi
2384 ])
2385
2386
2387 DISABLE_MCS_DOCS=no
2388 AC_ARG_WITH(mcs_docs,[  --with-mcs-docs=yes,no         If you want to build the documentation under mcs (defaults to yes)],[
2389         if test x$with_mcs_docs != xyes; then
2390                 DISABLE_MCS_DOCS=yes
2391         fi
2392 ])
2393
2394 dnl
2395 dnl Consistency settings
2396 dnl
2397 if test x$cross_compiling = xyes -o x$enable_mcs_build = xno; then
2398    DISABLE_MCS_DOCS=yes
2399    docs_dir=""
2400 else
2401    docs_dir=docs
2402 fi
2403 AC_SUBST(docs_dir)
2404
2405 AM_CONDITIONAL(HAVE_OPROFILE, test x$OPROFILE = xyes)
2406 AC_SUBST(OPROFILE_CFLAGS)
2407 AC_SUBST(OPROFILE_LIBS)
2408
2409 libmono_ldflags="$libmono_ldflags $LIBS"
2410
2411 AM_CONDITIONAL(INSTALL_2_1, [test "x$with_moonlight" = xyes])
2412 AM_CONDITIONAL(INSTALL_4_0, [test "x$with_profile4" = xyes])
2413 AM_CONDITIONAL(INSTALL_MONOTOUCH, [test "x$with_monotouch" = xyes])
2414
2415 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
2416 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
2417 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
2418 AM_CONDITIONAL(SPARC64, test x$TARGET = xSPARC64)
2419 AM_CONDITIONAL(X86, test x$TARGET = xX86)
2420 AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
2421 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
2422 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
2423 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
2424 AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
2425 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
2426 AM_CONDITIONAL(POWERPC64, test x$TARGET = xPOWERPC64)
2427 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
2428 AM_CONDITIONAL(S390, test x$TARGET = xS390)
2429 AM_CONDITIONAL(S390x, test x$TARGET = xS390x)
2430 AM_CONDITIONAL(HPPA, test x$TARGET = xHPPA)
2431
2432 AM_CONDITIONAL(JIT_SUPPORTED, test x$JIT_SUPPORTED = xyes)
2433 AM_CONDITIONAL(INTERP_SUPPORTED, test x$interp_wanted = xtrue)
2434 AM_CONDITIONAL(INCLUDED_LIBGC, test x$gc = xincluded)
2435
2436 AC_SUBST(LIBC)
2437 AC_SUBST(INTL)
2438 AC_SUBST(SQLITE)
2439 AC_SUBST(SQLITE3)
2440 AC_SUBST(X11)
2441 AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
2442 AC_SUBST(arch_target)
2443 AC_SUBST(CFLAGS)
2444 AC_SUBST(CPPFLAGS)
2445 AC_SUBST(LDFLAGS)
2446
2447 mono_build_root=`pwd`
2448 AC_SUBST(mono_build_root)
2449
2450 if test x$USEJIT = xtrue; then
2451   mono_runtime=mono/mini/mono
2452 else
2453   mono_runtime=mono/interpreter/mint
2454 fi
2455 AC_SUBST(mono_runtime)
2456
2457 mono_cfg_root=$mono_build_root/runtime
2458 if test x$host_win32 = xyes; then
2459   if test "x$cross_compiling" = "xno"; then
2460     mono_cfg_dir=`cygpath -w -a $mono_cfg_root`\\etc
2461   else
2462     mono_cfg_dir=`echo $mono_cfg_root | tr '/' '\\\'`\\etc
2463   fi
2464 else
2465   mono_cfg_dir=$mono_cfg_root/etc
2466 fi
2467 AC_SUBST(mono_cfg_dir)
2468
2469 AC_CONFIG_FILES([po/mcs/Makefile.in])
2470
2471 AC_CONFIG_FILES([runtime/mono-wrapper],[chmod +x runtime/mono-wrapper])
2472 AC_CONFIG_FILES([runtime/monodis-wrapper],[chmod +x runtime/monodis-wrapper])
2473
2474 AC_CONFIG_COMMANDS([runtime/etc/mono/1.0/machine.config],
2475 [   depth=../../../..
2476     case $srcdir in
2477     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2478     .) reldir=$depth ;;
2479     *) reldir=$depth/$srcdir ;;
2480     esac
2481     $ac_aux_dir/install-sh -d runtime/etc/mono/1.0
2482     cd runtime/etc/mono/1.0
2483     rm -f machine.config
2484     $LN_S $reldir/data/net_1_1/machine.config machine.config
2485     cd $depth
2486 ],[LN_S='$LN_S'])
2487
2488 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/machine.config],
2489 [   depth=../../../..
2490     case $srcdir in
2491     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2492     .) reldir=$depth ;;
2493     *) reldir=$depth/$srcdir ;;
2494     esac
2495     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2496     cd runtime/etc/mono/2.0
2497     rm -f machine.config
2498     $LN_S $reldir/data/net_2_0/machine.config machine.config
2499     cd $depth
2500 ],[LN_S='$LN_S'])
2501
2502 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
2503 [   depth=../../../..
2504     case $srcdir in
2505     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2506     .) reldir=$depth ;;
2507     *) reldir=$depth/$srcdir ;;
2508     esac
2509     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0
2510     cd runtime/etc/mono/2.0
2511     rm -f web.config
2512     $LN_S $reldir/data/net_2_0/web.config web.config
2513     cd $depth
2514 ],[LN_S='$LN_S'])
2515
2516 AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
2517 [   depth=../../..
2518     case $srcdir in
2519     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2520     .) reldir=$depth ;;
2521     *) reldir=$depth/$srcdir ;;
2522     esac
2523     $ac_aux_dir/install-sh -d runtime/etc/mono/
2524     cd runtime/etc/mono/
2525     rm -f browscap.ini
2526     $LN_S $reldir/data/browscap.ini browscap.ini
2527     cd $depth
2528 ],[LN_S='$LN_S'])
2529
2530 AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/Browsers/Compat.browser],
2531 [   depth=../../../../..
2532     case $srcdir in
2533     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2534     .) reldir=$depth ;;
2535     *) reldir=$depth/$srcdir ;;
2536     esac
2537     $ac_aux_dir/install-sh -d runtime/etc/mono/2.0/Browsers/
2538     cd runtime/etc/mono/2.0/Browsers
2539     rm -f Compat.browser
2540     $LN_S $reldir/data/net_2_0/Browsers/Compat.browser Compat.browser
2541     cd $depth
2542 ],[LN_S='$LN_S'])
2543
2544 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/machine.config],
2545 [   depth=../../../..
2546     case $srcdir in
2547     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2548     .) reldir=$depth ;;
2549     *) reldir=$depth/$srcdir ;;
2550     esac
2551     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2552     cd runtime/etc/mono/4.0
2553     rm -f machine.config
2554     $LN_S $reldir/data/net_4_0/machine.config machine.config
2555     cd $depth
2556 ],[LN_S='$LN_S'])
2557
2558 AC_CONFIG_COMMANDS([runtime/etc/mono/4.0/web.config],
2559 [   depth=../../../..
2560     case $srcdir in
2561     [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
2562     .) reldir=$depth ;;
2563     *) reldir=$depth/$srcdir ;;
2564     esac
2565     $ac_aux_dir/install-sh -d runtime/etc/mono/4.0
2566     cd runtime/etc/mono/4.0
2567     rm -f web.config
2568     $LN_S $reldir/data/net_4_0/web.config web.config
2569     cd $depth
2570 ],[LN_S='$LN_S'])
2571
2572 if test x$enable_quiet_build = xyes; then
2573    AC_CONFIG_COMMANDS([quiet], [for i in `find mono libgc support -name Makefile.in | sed -e 's/Makefile.in/Makefile/g'`; do if test -f $i; then $srcdir/scripts/patch-quiet.sh $i; fi; done], [shell=$SHELL])
2574    AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/$echo "copying selected/$show "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
2575 fi
2576
2577 AC_OUTPUT([
2578 Makefile
2579 mono-core.spec
2580 mono-uninstalled.pc
2581 scripts/mono-find-provides
2582 scripts/mono-find-requires
2583 mono/Makefile
2584 mono/utils/Makefile
2585 mono/metadata/Makefile
2586 mono/dis/Makefile
2587 mono/cil/Makefile
2588 mono/arch/Makefile
2589 mono/arch/x86/Makefile
2590 mono/arch/amd64/Makefile
2591 mono/arch/hppa/Makefile
2592 mono/arch/ppc/Makefile
2593 mono/arch/sparc/Makefile
2594 mono/arch/s390/Makefile
2595 mono/arch/s390x/Makefile
2596 mono/arch/arm/Makefile
2597 mono/arch/alpha/Makefile
2598 mono/arch/ia64/Makefile
2599 mono/arch/mips/Makefile
2600 mono/interpreter/Makefile
2601 mono/tests/Makefile
2602 mono/tests/tests-config
2603 mono/tests/assemblyresolve/Makefile
2604 mono/tests/cas/Makefile
2605 mono/tests/cas/assembly/Makefile
2606 mono/tests/cas/demand/Makefile
2607 mono/tests/cas/inheritance/Makefile
2608 mono/tests/cas/linkdemand/Makefile
2609 mono/tests/cas/threads/Makefile
2610 mono/benchmark/Makefile
2611 mono/monograph/Makefile
2612 mono/io-layer/Makefile
2613 mono/mini/Makefile
2614 mono/profiler/Makefile
2615 ikvm-native/Makefile
2616 scripts/Makefile
2617 man/Makefile
2618 web/Makefile
2619 docs/Makefile
2620 data/Makefile
2621 data/net_2_0/Makefile
2622 data/net_4_0/Makefile
2623 data/net_2_0/Browsers/Makefile
2624 data/mint.pc
2625 data/mono.pc
2626 data/mono-cairo.pc
2627 data/mono-nunit.pc
2628 data/mono-options.pc
2629 data/mono-lineeditor.pc
2630 data/monodoc.pc
2631 data/mono.web.pc
2632 data/dotnet.pc
2633 data/dotnet35.pc
2634 data/wcf.pc
2635 data/cecil.pc
2636 data/system.web.extensions_1.0.pc
2637 data/system.web.extensions.design_1.0.pc
2638 data/system.web.mvc.pc
2639 samples/Makefile
2640 support/Makefile
2641 data/config
2642 tools/Makefile
2643 tools/locale-builder/Makefile
2644 runtime/Makefile
2645 msvc/Makefile
2646 po/Makefile
2647 ])
2648
2649 if test x$host_win32 = xyes; then
2650    # Get rid of 'cyg' prefixes in library names
2651    sed -e "s/\/cyg\//\/\//" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2652    # libtool seems to inherit -mno-cygwin from our CFLAGS, and uses it to compile its executable
2653    # wrapper scripts which use exec(). gcc has no problem compiling+linking this, but the resulting
2654    # executable doesn't work...
2655    sed -e "s,-mno-cygwin,,g" libtool > libtool.new; mv libtool.new libtool; chmod 755 libtool
2656 fi
2657
2658 (
2659   case $prefix in
2660   NONE) prefix=$ac_default_prefix ;;
2661   esac
2662   case $exec_prefix in
2663   NONE) exec_prefix='${prefix}' ;;
2664   esac
2665
2666   test -w $srcdir/$mcsdir/build || chmod +w $srcdir/$mcsdir/build
2667
2668   #
2669   # If we are cross compiling, we don't build in the mcs/ tree.  Let us not clobber
2670   # any existing config.make.  This allows people to share the same source tree
2671   # with different build directories, one native and one cross
2672   #
2673   if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
2674     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
2675     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
2676     echo "sysconfdir=$sysconfdir" >> $srcdir/$mcsdir/build/config.make
2677     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
2678     echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$mcsdir/build/config.make
2679     echo 'IL_FLAGS = /debug' >> $srcdir/$mcsdir/build/config.make
2680     echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$mcsdir/build/config.make
2681     echo "ILDISASM = $mono_build_root/runtime/monodis-wrapper" >> $srcdir/$mcsdir/build/config.make
2682     case $INSTALL in
2683     [[\\/$]]* | ?:[[\\/]]* ) mcs_INSTALL=$INSTALL ;;
2684     *) mcs_INSTALL=$mono_build_root/$INSTALL ;;
2685     esac
2686
2687     echo "INSTALL = $mcs_INSTALL" >> $srcdir/$mcsdir/build/config.make
2688
2689     export VERSION
2690     [myver=$($AWK 'BEGIN {
2691       split (ENVIRON["VERSION"] ".0.0.0", vsplit, ".")
2692       if(length(vsplit [1]) > 4) {
2693         split (substr(ENVIRON["VERSION"], 0, 4) "." substr(ENVIRON["VERSION"], 5) ".0.0", vsplit, ".")
2694       }
2695       print vsplit [1] "." vsplit [2] "." vsplit [3] "." vsplit [4]
2696     }')]
2697
2698     echo "MONO_VERSION = $myver" >> $srcdir/$mcsdir/build/config.make
2699   fi
2700
2701   if test x$platform_darwin = xyes; then
2702         echo "PLATFORM = darwin" >> $srcdir/$mcsdir/build/config.make
2703   fi
2704
2705   if test x$TARGET = xAMD64 -a x$host_win32 = xno -a "x$AOT_SUPPORTED" = "xyes"; then
2706          echo "ENABLE_AOT = 1" >> $srcdir/$mcsdir/build/config.make
2707   fi
2708
2709   # if we have an olive folder, override the default settings
2710   if test -d $olivedir; then
2711
2712     test -w $srcdir/$olivedir/build || chmod +w $srcdir/$olivedir/build
2713
2714     if test x$cross_compiling = xno && test x$enable_olive_build != xno; then
2715       echo "prefix=$prefix" > $srcdir/$olivedir/build/config.make
2716       echo "exec_prefix=$exec_prefix" >> $srcdir/$olivedir/build/config.make
2717       echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$olivedir/build/config.make
2718       echo 'MCS_FLAGS = $(PLATFORM_DEBUG_FLAGS)' >> $srcdir/$olivedir/build/config.make
2719       echo "RUNTIME = $mono_build_root/runtime/mono-wrapper" >> $srcdir/$olivedir/build/config.make
2720       echo "MONO_VERSION = $myver" >> $srcdir/$olivedir/build/config.make
2721       if test x$with_moonlight = xyes; then
2722         echo "WITH_MOONLIGHT = yes" >> $srcdir/$olivedir/build/config.make
2723       fi
2724     fi
2725   fi
2726
2727   if test x$DISABLE_MCS_DOCS = xyes; then
2728         echo "DISABLE_MCS_DOCS = yes" >> $srcdir/$mcsdir/build/config.make
2729   fi
2730 )
2731
2732 libgdiplus_msg=${libgdiplus_loc:-assumed to be installed}
2733
2734 echo "
2735         mcs source:    $mcs_topdir
2736         olive source:  $olive_topdir
2737
2738         GC:            $gc
2739         GLIB:          $with_glib
2740         TLS:           $with_tls
2741         SIGALTSTACK:   $with_sigaltstack
2742         Engine:        $jit_status
2743         Moon Profile:  $with_moonlight
2744         4.0 Alpha:     $with_profile4
2745         MonoTouch:     $with_monotouch
2746         JNI support:   $jdk_headers_found
2747         libgdiplus:    $libgdiplus_msg
2748         zlib:          $zlib_msg
2749         oprofile:      $OPROFILE
2750         BigArrays:     $enable_big_arrays
2751         DTrace:        $enable_dtrace
2752         Parallel Mark: $enable_parallel_mark
2753         LLVM Back End: $enable_llvm
2754         $disabled
2755
2756 "
2757 if test x$with_static_mono = xno -a "x$host_win32" != "xyes"; then
2758    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexpected bugs)
2759 fi
2760
2761 if test x$gc = xsgen; then
2762         echo IMPORTANT:
2763         echo IMPORTANT: You have selected an experimental, work-in-progress 
2764         echo IMPORTANT: GC engine.  This GC engine is currently not supported
2765         echo IMPORTANT: and is not yet ready for use.  
2766         echo IMPORTANT:
2767         echo IMPORTANT: There are known problems with it, use at your own risk.
2768 fi
2769
2770 if test x$enable_llvm = xyes; then
2771    echo IMPORTANT:
2772    echo IMPORTANT: The LLVM Back End is experimental and has known problems.
2773    echo IMPORTANT:
2774 fi